Finding the Fourth Proportional to 114,631.25, 158,205.71 and 64,330.25

Step by Step Solution

1. Step 1: Write the proportion equation
   114,631.25 : 158,205.71 = 64,330.25 : x
2. Step 2: Convert to fraction form
   114,631.25/158,205.71 = 64,330.25/x
3. Step 3: Cross multiply
   114,631.25x = 158,205.71 × 64,330.25
4. Step 4: Simplify right side
   114,631.25x = 10,177,412,875.73
5. Step 5: Solve for x
   x = 10,177,412,875.73/114,631.25
6. Step 6: Final answer
   x = 88,783.93