Finding the Fourth Proportional to 112,689.33, 169,042.77 and 32,728.59

Step by Step Solution

1. Step 1: Write the proportion equation
   112,689.33 : 169,042.77 = 32,728.59 : x
2. Step 2: Convert to fraction form
   112,689.33/169,042.77 = 32,728.59/x
3. Step 3: Cross multiply
   112,689.33x = 169,042.77 × 32,728.59
4. Step 4: Simplify right side
   112,689.33x = 5,532,531,511.79
5. Step 5: Solve for x
   x = 5,532,531,511.79/112,689.33
6. Step 6: Final answer
   x = 49,095.43