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Finding the Fourth Proportional to 5,769.78, 8,654.22 and 3,548.91

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Solution

The fourth proportional to 5,769.78, 8,654.22 and 3,548.91 is: 5,323.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,769.78 : 8,654.22 = 3,548.91 : x
  2. Step 2: Convert to fraction form
    5,769.78/8,654.22 = 3,548.91/x
  3. Step 3: Cross multiply
    5,769.78x = 8,654.22 × 3,548.91
  4. Step 4: Simplify right side
    5,769.78x = 30,713,056.42
  5. Step 5: Solve for x
    x = 30,713,056.42/5,769.78
  6. Step 6: Final answer
    x = 5,323.09

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