Finding the Fourth Proportional to 109,093.50, 150,550.88 and 71,367.75

Step by Step Solution

1. Step 1: Write the proportion equation
   109,093.50 : 150,550.88 = 71,367.75 : x
2. Step 2: Convert to fraction form
   109,093.50/150,550.88 = 71,367.75/x
3. Step 3: Cross multiply
   109,093.50x = 150,550.88 × 71,367.75
4. Step 4: Simplify right side
   109,093.50x = 10,744,477,209.28
5. Step 5: Solve for x
   x = 10,744,477,209.28/109,093.50
6. Step 6: Final answer
   x = 98,488.70