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Finding the Fourth Proportional to 58,458.78, 87,688.98 and 19,016.10

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Solution

The fourth proportional to 58,458.78, 87,688.98 and 19,016.10 is: 28,524.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,458.78 : 87,688.98 = 19,016.10 : x
  2. Step 2: Convert to fraction form
    58,458.78/87,688.98 = 19,016.10/x
  3. Step 3: Cross multiply
    58,458.78x = 87,688.98 × 19,016.10
  4. Step 4: Simplify right side
    58,458.78x = 1,667,502,412.58
  5. Step 5: Solve for x
    x = 1,667,502,412.58/58,458.78
  6. Step 6: Final answer
    x = 28,524.41

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