Finding the Fourth Proportional to 131,369.24, 197,081.54 and 42,615.82

Step by Step Solution

1. Step 1: Write the proportion equation
   131,369.24 : 197,081.54 = 42,615.82 : x
2. Step 2: Convert to fraction form
   131,369.24/197,081.54 = 42,615.82/x
3. Step 3: Cross multiply
   131,369.24x = 197,081.54 × 42,615.82
4. Step 4: Simplify right side
   131,369.24x = 8,398,791,433.96
5. Step 5: Solve for x
   x = 8,398,791,433.96/131,369.24
6. Step 6: Final answer
   x = 63,932.71