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Finding the Fourth Proportional to 80,662.40, 120,874.80 and 58,522.40

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Solution

The fourth proportional to 80,662.40, 120,874.80 and 58,522.40 is: 87,697.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,662.40 : 120,874.80 = 58,522.40 : x
  2. Step 2: Convert to fraction form
    80,662.40/120,874.80 = 58,522.40/x
  3. Step 3: Cross multiply
    80,662.40x = 120,874.80 × 58,522.40
  4. Step 4: Simplify right side
    80,662.40x = 7,073,883,395.52
  5. Step 5: Solve for x
    x = 7,073,883,395.52/80,662.40
  6. Step 6: Final answer
    x = 87,697.41

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