Finding the Fourth Proportional to 131,947.88, 182,088.30 and 71,518.52

Step by Step Solution

1. Step 1: Write the proportion equation
   131,947.88 : 182,088.30 = 71,518.52 : x
2. Step 2: Convert to fraction form
   131,947.88/182,088.30 = 71,518.52/x
3. Step 3: Cross multiply
   131,947.88x = 182,088.30 × 71,518.52
4. Step 4: Simplify right side
   131,947.88x = 13,022,685,725.32
5. Step 5: Solve for x
   x = 13,022,685,725.32/131,947.88
6. Step 6: Final answer
   x = 98,695.68