Finding the Fourth Proportional to 99,391.50, 149,074.61 and 32,815.26

Step by Step Solution

1. Step 1: Write the proportion equation
   99,391.50 : 149,074.61 = 32,815.26 : x
2. Step 2: Convert to fraction form
   99,391.50/149,074.61 = 32,815.26/x
3. Step 3: Cross multiply
   99,391.50x = 149,074.61 × 32,815.26
4. Step 4: Simplify right side
   99,391.50x = 4,891,922,086.55
5. Step 5: Solve for x
   x = 4,891,922,086.55/99,391.50
6. Step 6: Final answer
   x = 49,218.72