Finding the Fourth Proportional to 112,778.98, 169,156.55 and 59,449.59

Step by Step Solution

1. Step 1: Write the proportion equation
   112,778.98 : 169,156.55 = 59,449.59 : x
2. Step 2: Convert to fraction form
   112,778.98/169,156.55 = 59,449.59/x
3. Step 3: Cross multiply
   112,778.98x = 169,156.55 × 59,449.59
4. Step 4: Simplify right side
   112,778.98x = 10,056,287,543.31
5. Step 5: Solve for x
   x = 10,056,287,543.31/112,778.98
6. Step 6: Final answer
   x = 89,168.10