Finding the Fourth Proportional to 112,062.32, 168,105.77 and 55,916.55

Step by Step Solution

1. Step 1: Write the proportion equation
   112,062.32 : 168,105.77 = 55,916.55 : x
2. Step 2: Convert to fraction form
   112,062.32/168,105.77 = 55,916.55/x
3. Step 3: Cross multiply
   112,062.32x = 168,105.77 × 55,916.55
4. Step 4: Simplify right side
   112,062.32x = 9,399,894,413.91
5. Step 5: Solve for x
   x = 9,399,894,413.91/112,062.32
6. Step 6: Final answer
   x = 83,880.96