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Finding the Fourth Proportional to 302,787.60, 454,181.40 and 92,425.20

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Solution

The fourth proportional to 302,787.60, 454,181.40 and 92,425.20 is: 138,637.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,787.60 : 454,181.40 = 92,425.20 : x
  2. Step 2: Convert to fraction form
    302,787.60/454,181.40 = 92,425.20/x
  3. Step 3: Cross multiply
    302,787.60x = 454,181.40 × 92,425.20
  4. Step 4: Simplify right side
    302,787.60x = 41,977,806,731.28
  5. Step 5: Solve for x
    x = 41,977,806,731.28/302,787.60
  6. Step 6: Final answer
    x = 138,637.80

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