Finding the Fourth Proportional to 113,171.50, 169,760.76 and 42,111.82

Step by Step Solution

1. Step 1: Write the proportion equation
   113,171.50 : 169,760.76 = 42,111.82 : x
2. Step 2: Convert to fraction form
   113,171.50/169,760.76 = 42,111.82/x
3. Step 3: Cross multiply
   113,171.50x = 169,760.76 × 42,111.82
4. Step 4: Simplify right side
   113,171.50x = 7,148,934,568.18
5. Step 5: Solve for x
   x = 7,148,934,568.18/113,171.50
6. Step 6: Final answer
   x = 63,169.04