Finding the Fourth Proportional to 131,162.22, 196,754.13 and 42,429.96

Step by Step Solution

1. Step 1: Write the proportion equation
   131,162.22 : 196,754.13 = 42,429.96 : x
2. Step 2: Convert to fraction form
   131,162.22/196,754.13 = 42,429.96/x
3. Step 3: Cross multiply
   131,162.22x = 196,754.13 × 42,429.96
4. Step 4: Simplify right side
   131,162.22x = 8,348,269,865.73
5. Step 5: Solve for x
   x = 8,348,269,865.73/131,162.22
6. Step 6: Final answer
   x = 63,648.43