Finding the Fourth Proportional to 114,807.24, 158,427.90 and 64,503

Step by Step Solution

1. Step 1: Write the proportion equation
   114,807.24 : 158,427.90 = 64,503 : x
2. Step 2: Convert to fraction form
   114,807.24/158,427.90 = 64,503/x
3. Step 3: Cross multiply
   114,807.24x = 158,427.90 × 64,503
4. Step 4: Simplify right side
   114,807.24x = 10,219,074,833.70
5. Step 5: Solve for x
   x = 10,219,074,833.70/114,807.24
6. Step 6: Final answer
   x = 89,010.72