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Finding the Fourth Proportional to 587,410.80, 881,116.20 and 551,981.40

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Solution

The fourth proportional to 587,410.80, 881,116.20 and 551,981.40 is: 827,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,410.80 : 881,116.20 = 551,981.40 : x
  2. Step 2: Convert to fraction form
    587,410.80/881,116.20 = 551,981.40/x
  3. Step 3: Cross multiply
    587,410.80x = 881,116.20 × 551,981.40
  4. Step 4: Simplify right side
    587,410.80x = 486,359,753,638.68
  5. Step 5: Solve for x
    x = 486,359,753,638.68/587,410.80
  6. Step 6: Final answer
    x = 827,972.10

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