Finding the Fourth Proportional to 116,060.64, 173,857.68 and 60,540

Step by Step Solution

1. Step 1: Write the proportion equation
   116,060.64 : 173,857.68 = 60,540 : x
2. Step 2: Convert to fraction form
   116,060.64/173,857.68 = 60,540/x
3. Step 3: Cross multiply
   116,060.64x = 173,857.68 × 60,540
4. Step 4: Simplify right side
   116,060.64x = 10,525,343,947.20
5. Step 5: Solve for x
   x = 10,525,343,947.20/116,060.64
6. Step 6: Final answer
   x = 90,688.32