Finding the Fourth Proportional to 99,218.88, 148,838.15 and 31,733.96

Step by Step Solution

1. Step 1: Write the proportion equation
   99,218.88 : 148,838.15 = 31,733.96 : x
2. Step 2: Convert to fraction form
   99,218.88/148,838.15 = 31,733.96/x
3. Step 3: Cross multiply
   99,218.88x = 148,838.15 × 31,733.96
4. Step 4: Simplify right side
   99,218.88x = 4,723,223,233.72
5. Step 5: Solve for x
   x = 4,723,223,233.72/99,218.88
6. Step 6: Final answer
   x = 47,604.08