Finding the Fourth Proportional to 114,548.28, 158,076.50 and 64,247.32

Step by Step Solution

1. Step 1: Write the proportion equation
   114,548.28 : 158,076.50 = 64,247.32 : x
2. Step 2: Convert to fraction form
   114,548.28/158,076.50 = 64,247.32/x
3. Step 3: Cross multiply
   114,548.28x = 158,076.50 × 64,247.32
4. Step 4: Simplify right side
   114,548.28x = 10,155,991,479.98
5. Step 5: Solve for x
   x = 10,155,991,479.98/114,548.28
6. Step 6: Final answer
   x = 88,661.23