Finding the Fourth Proportional to 72,766.32, 109,149.51 and 32,738.57

Step by Step Solution

1. Step 1: Write the proportion equation
   72,766.32 : 109,149.51 = 32,738.57 : x
2. Step 2: Convert to fraction form
   72,766.32/109,149.51 = 32,738.57/x
3. Step 3: Cross multiply
   72,766.32x = 109,149.51 × 32,738.57
4. Step 4: Simplify right side
   72,766.32x = 3,573,398,327.85
5. Step 5: Solve for x
   x = 3,573,398,327.85/72,766.32
6. Step 6: Final answer
   x = 49,107.86