Finding the Fourth Proportional to 114,773.28, 158,401.98 and 64,472.28

Step by Step Solution

1. Step 1: Write the proportion equation
   114,773.28 : 158,401.98 = 64,472.28 : x
2. Step 2: Convert to fraction form
   114,773.28/158,401.98 = 64,472.28/x
3. Step 3: Cross multiply
   114,773.28x = 158,401.98 × 64,472.28
4. Step 4: Simplify right side
   114,773.28x = 10,212,536,807.11
5. Step 5: Solve for x
   x = 10,212,536,807.11/114,773.28
6. Step 6: Final answer
   x = 88,980.09