Finding the Fourth Proportional to 114,425.55, 157,916.61 and 63,454.28

Step by Step Solution

1. Step 1: Write the proportion equation
   114,425.55 : 157,916.61 = 63,454.28 : x
2. Step 2: Convert to fraction form
   114,425.55/157,916.61 = 63,454.28/x
3. Step 3: Cross multiply
   114,425.55x = 157,916.61 × 63,454.28
4. Step 4: Simplify right side
   114,425.55x = 10,020,483,998.01
5. Step 5: Solve for x
   x = 10,020,483,998.01/114,425.55
6. Step 6: Final answer
   x = 87,572.09