Finding the Fourth Proportional to 131,049.41, 196,285.98 and 108,302.29

Step by Step Solution

1. Step 1: Write the proportion equation
   131,049.41 : 196,285.98 = 108,302.29 : x
2. Step 2: Convert to fraction form
   131,049.41/196,285.98 = 108,302.29/x
3. Step 3: Cross multiply
   131,049.41x = 196,285.98 × 108,302.29
4. Step 4: Simplify right side
   131,049.41x = 21,258,221,128.89
5. Step 5: Solve for x
   x = 21,258,221,128.89/131,049.41
6. Step 6: Final answer
   x = 162,215.31