Finding the Fourth Proportional to 131,120.56, 196,702.71 and 42,363.60

Step by Step Solution

1. Step 1: Write the proportion equation
   131,120.56 : 196,702.71 = 42,363.60 : x
2. Step 2: Convert to fraction form
   131,120.56/196,702.71 = 42,363.60/x
3. Step 3: Cross multiply
   131,120.56x = 196,702.71 × 42,363.60
4. Step 4: Simplify right side
   131,120.56x = 8,333,034,925.36
5. Step 5: Solve for x
   x = 8,333,034,925.36/131,120.56
6. Step 6: Final answer
   x = 63,552.47