Finding the Fourth Proportional to 132,374.52, 182,678.03 and 71,945.30

Step by Step Solution

1. Step 1: Write the proportion equation
   132,374.52 : 182,678.03 = 71,945.30 : x
2. Step 2: Convert to fraction form
   132,374.52/182,678.03 = 71,945.30/x
3. Step 3: Cross multiply
   132,374.52x = 182,678.03 × 71,945.30
4. Step 4: Simplify right side
   132,374.52x = 13,142,825,671.76
5. Step 5: Solve for x
   x = 13,142,825,671.76/132,374.52
6. Step 6: Final answer
   x = 99,285.17