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Finding the Fourth Proportional to 63,617.94, 87,816.36 and 54,629.34

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Solution

The fourth proportional to 63,617.94, 87,816.36 and 54,629.34 is: 75,408.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,617.94 : 87,816.36 = 54,629.34 : x
  2. Step 2: Convert to fraction form
    63,617.94/87,816.36 = 54,629.34/x
  3. Step 3: Cross multiply
    63,617.94x = 87,816.36 × 54,629.34
  4. Step 4: Simplify right side
    63,617.94x = 4,797,349,788.00
  5. Step 5: Solve for x
    x = 4,797,349,788.00/63,617.94
  6. Step 6: Final answer
    x = 75,408.76

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