Finding the Fourth Proportional to 112,740.89, 169,137.25 and 33,856.61

Step by Step Solution

1. Step 1: Write the proportion equation
   112,740.89 : 169,137.25 = 33,856.61 : x
2. Step 2: Convert to fraction form
   112,740.89/169,137.25 = 33,856.61/x
3. Step 3: Cross multiply
   112,740.89x = 169,137.25 × 33,856.61
4. Step 4: Simplify right side
   112,740.89x = 5,726,413,909.72
5. Step 5: Solve for x
   x = 5,726,413,909.72/112,740.89
6. Step 6: Final answer
   x = 50,792.70