Finding the Fourth Proportional to 80,261.82, 110,724.57 and 51,976.62

Step by Step Solution

1. Step 1: Write the proportion equation
   80,261.82 : 110,724.57 = 51,976.62 : x
2. Step 2: Convert to fraction form
   80,261.82/110,724.57 = 51,976.62/x
3. Step 3: Cross multiply
   80,261.82x = 110,724.57 × 51,976.62
4. Step 4: Simplify right side
   80,261.82x = 5,755,088,899.55
5. Step 5: Solve for x
   x = 5,755,088,899.55/80,261.82
6. Step 6: Final answer
   x = 71,703.94