Finding the Fourth Proportional to 112,414.58, 168,617.81 and 28,175.38

Step by Step Solution

1. Step 1: Write the proportion equation
   112,414.58 : 168,617.81 = 28,175.38 : x
2. Step 2: Convert to fraction form
   112,414.58/168,617.81 = 28,175.38/x
3. Step 3: Cross multiply
   112,414.58x = 168,617.81 × 28,175.38
4. Step 4: Simplify right side
   112,414.58x = 4,750,870,871.52
5. Step 5: Solve for x
   x = 4,750,870,871.52/112,414.58
6. Step 6: Final answer
   x = 42,262.05