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Finding the Fourth Proportional to 45,521.84, 68,241.12 and 38,546.72

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Solution

The fourth proportional to 45,521.84, 68,241.12 and 38,546.72 is: 57,784.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,521.84 : 68,241.12 = 38,546.72 : x
  2. Step 2: Convert to fraction form
    45,521.84/68,241.12 = 38,546.72/x
  3. Step 3: Cross multiply
    45,521.84x = 68,241.12 × 38,546.72
  4. Step 4: Simplify right side
    45,521.84x = 2,630,471,345.13
  5. Step 5: Solve for x
    x = 2,630,471,345.13/45,521.84
  6. Step 6: Final answer
    x = 57,784.82

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