Finding the Fourth Proportional to 86,022.72, 129,052.52 and 29,864.61

Step by Step Solution

1. Step 1: Write the proportion equation
   86,022.72 : 129,052.52 = 29,864.61 : x
2. Step 2: Convert to fraction form
   86,022.72/129,052.52 = 29,864.61/x
3. Step 3: Cross multiply
   86,022.72x = 129,052.52 × 29,864.61
4. Step 4: Simplify right side
   86,022.72x = 3,854,103,179.32
5. Step 5: Solve for x
   x = 3,854,103,179.32/86,022.72
6. Step 6: Final answer
   x = 44,803.32