Finding the Fourth Proportional to 114,292.89, 157,724.01 and 63,991.89

Step by Step Solution

1. Step 1: Write the proportion equation
   114,292.89 : 157,724.01 = 63,991.89 : x
2. Step 2: Convert to fraction form
   114,292.89/157,724.01 = 63,991.89/x
3. Step 3: Cross multiply
   114,292.89x = 157,724.01 × 63,991.89
4. Step 4: Simplify right side
   114,292.89x = 10,093,057,498.28
5. Step 5: Solve for x
   x = 10,093,057,498.28/114,292.89
6. Step 6: Final answer
   x = 88,308.71