Finding the Fourth Proportional to 114,643.50, 158,208.03 and 64,342.50

Step by Step Solution

1. Step 1: Write the proportion equation
   114,643.50 : 158,208.03 = 64,342.50 : x
2. Step 2: Convert to fraction form
   114,643.50/158,208.03 = 64,342.50/x
3. Step 3: Cross multiply
   114,643.50x = 158,208.03 × 64,342.50
4. Step 4: Simplify right side
   114,643.50x = 10,179,500,170.28
5. Step 5: Solve for x
   x = 10,179,500,170.28/114,643.50
6. Step 6: Final answer
   x = 88,792.65