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Finding the Third Proportional to 1,686,070.69 and 3,708,445.78

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Solution

The third proportional to 1,686,070.69 and 3,708,445.78 is: 8,156,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,070.69 : 3,708,445.78 = 3,708,445.78 : x
  2. Step 2: Convert to fraction form
    1,686,070.69/3,708,445.78 = 3,708,445.78/x
  3. Step 3: Cross multiply
    1,686,070.69x = 3,708,445.78 × 3,708,445.78
  4. Step 4: Simplify right side
    1,686,070.69x = 13,752,570,112,470.92
  5. Step 5: Solve for x
    x = 13,752,570,112,470.92/1,686,070.69
  6. Step 6: Final answer
    x = 8,156,579.80

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