Finding the Fourth Proportional to 88,941.18, 133,411.77 and 42,168.54

Step by Step Solution

1. Step 1: Write the proportion equation
   88,941.18 : 133,411.77 = 42,168.54 : x
2. Step 2: Convert to fraction form
   88,941.18/133,411.77 = 42,168.54/x
3. Step 3: Cross multiply
   88,941.18x = 133,411.77 × 42,168.54
4. Step 4: Simplify right side
   88,941.18x = 5,625,779,559.72
5. Step 5: Solve for x
   x = 5,625,779,559.72/88,941.18
6. Step 6: Final answer
   x = 63,252.81