Finding the Fourth Proportional to 114,522.75, 158,055.98 and 64,221.75

Step by Step Solution

1. Step 1: Write the proportion equation
   114,522.75 : 158,055.98 = 64,221.75 : x
2. Step 2: Convert to fraction form
   114,522.75/158,055.98 = 64,221.75/x
3. Step 3: Cross multiply
   114,522.75x = 158,055.98 × 64,221.75
4. Step 4: Simplify right side
   114,522.75x = 10,150,631,312.46
5. Step 5: Solve for x
   x = 10,150,631,312.46/114,522.75
6. Step 6: Final answer
   x = 88,634.19