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Finding the Third Proportional to 1,282,198.50 and 1,978,809.75

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Solution

The third proportional to 1,282,198.50 and 1,978,809.75 is: 3,053,885.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,198.50 : 1,978,809.75 = 1,978,809.75 : x
  2. Step 2: Convert to fraction form
    1,282,198.50/1,978,809.75 = 1,978,809.75/x
  3. Step 3: Cross multiply
    1,282,198.50x = 1,978,809.75 × 1,978,809.75
  4. Step 4: Simplify right side
    1,282,198.50x = 3,915,688,026,695.06
  5. Step 5: Solve for x
    x = 3,915,688,026,695.06/1,282,198.50
  6. Step 6: Final answer
    x = 3,053,885.98

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