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Finding the Fourth Proportional to 30,866.28, 46,299.46 and 7,492.74

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Solution

The fourth proportional to 30,866.28, 46,299.46 and 7,492.74 is: 11,239.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,866.28 : 46,299.46 = 7,492.74 : x
  2. Step 2: Convert to fraction form
    30,866.28/46,299.46 = 7,492.74/x
  3. Step 3: Cross multiply
    30,866.28x = 46,299.46 × 7,492.74
  4. Step 4: Simplify right side
    30,866.28x = 346,909,815.92
  5. Step 5: Solve for x
    x = 346,909,815.92/30,866.28
  6. Step 6: Final answer
    x = 11,239.12

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