Finding the Fourth Proportional to 80,782.32, 111,463.32 and 48,932.72

Step by Step Solution

1. Step 1: Write the proportion equation
   80,782.32 : 111,463.32 = 48,932.72 : x
2. Step 2: Convert to fraction form
   80,782.32/111,463.32 = 48,932.72/x
3. Step 3: Cross multiply
   80,782.32x = 111,463.32 × 48,932.72
4. Step 4: Simplify right side
   80,782.32x = 5,454,203,427.83
5. Step 5: Solve for x
   x = 5,454,203,427.83/80,782.32
6. Step 6: Final answer
   x = 67,517.29