Finding the Fourth Proportional to 114,535.72, 158,059.14 and 64,234.28

Step by Step Solution

1. Step 1: Write the proportion equation
   114,535.72 : 158,059.14 = 64,234.28 : x
2. Step 2: Convert to fraction form
   114,535.72/158,059.14 = 64,234.28/x
3. Step 3: Cross multiply
   114,535.72x = 158,059.14 × 64,234.28
4. Step 4: Simplify right side
   114,535.72x = 10,152,815,055.32
5. Step 5: Solve for x
   x = 10,152,815,055.32/114,535.72
6. Step 6: Final answer
   x = 88,643.22