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Finding the Fourth Proportional to 3,146,017, 4,719,042.78 and 782,113

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Solution

The fourth proportional to 3,146,017, 4,719,042.78 and 782,113 is: 1,173,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,017 : 4,719,042.78 = 782,113 : x
  2. Step 2: Convert to fraction form
    3,146,017/4,719,042.78 = 782,113/x
  3. Step 3: Cross multiply
    3,146,017x = 4,719,042.78 × 782,113
  4. Step 4: Simplify right side
    3,146,017x = 3,690,824,705,794.14
  5. Step 5: Solve for x
    x = 3,690,824,705,794.14/3,146,017
  6. Step 6: Final answer
    x = 1,173,173.80

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