Finding the Fourth Proportional to 123,152.92, 169,837.50 and 92,403.16

Step by Step Solution

1. Step 1: Write the proportion equation
   123,152.92 : 169,837.50 = 92,403.16 : x
2. Step 2: Convert to fraction form
   123,152.92/169,837.50 = 92,403.16/x
3. Step 3: Cross multiply
   123,152.92x = 169,837.50 × 92,403.16
4. Step 4: Simplify right side
   123,152.92x = 15,693,521,686.50
5. Step 5: Solve for x
   x = 15,693,521,686.50/123,152.92
6. Step 6: Final answer
   x = 127,431.18