Finding the Fourth Proportional to 112,342.59, 168,531.17 and 42,226.83

Step by Step Solution

1. Step 1: Write the proportion equation
   112,342.59 : 168,531.17 = 42,226.83 : x
2. Step 2: Convert to fraction form
   112,342.59/168,531.17 = 42,226.83/x
3. Step 3: Cross multiply
   112,342.59x = 168,531.17 × 42,226.83
4. Step 4: Simplify right side
   112,342.59x = 7,116,536,854.16
5. Step 5: Solve for x
   x = 7,116,536,854.16/112,342.59
6. Step 6: Final answer
   x = 63,346.74