Finding the Fourth Proportional to 131,702.56, 197,565.72 and 42,933.04

Step by Step Solution

1. Step 1: Write the proportion equation
   131,702.56 : 197,565.72 = 42,933.04 : x
2. Step 2: Convert to fraction form
   131,702.56/197,565.72 = 42,933.04/x
3. Step 3: Cross multiply
   131,702.56x = 197,565.72 × 42,933.04
4. Step 4: Simplify right side
   131,702.56x = 8,482,096,959.39
5. Step 5: Solve for x
   x = 8,482,096,959.39/131,702.56
6. Step 6: Final answer
   x = 64,403.43