Finding the Fourth Proportional to 123,666.72, 170,473.98 and 96,762.48

Step by Step Solution

1. Step 1: Write the proportion equation
   123,666.72 : 170,473.98 = 96,762.48 : x
2. Step 2: Convert to fraction form
   123,666.72/170,473.98 = 96,762.48/x
3. Step 3: Cross multiply
   123,666.72x = 170,473.98 × 96,762.48
4. Step 4: Simplify right side
   123,666.72x = 16,495,485,080.27
5. Step 5: Solve for x
   x = 16,495,485,080.27/123,666.72
6. Step 6: Final answer
   x = 133,386.61