Finding the Fourth Proportional to 131,369.38, 197,053.98 and 42,622.89

Step by Step Solution

1. Step 1: Write the proportion equation
   131,369.38 : 197,053.98 = 42,622.89 : x
2. Step 2: Convert to fraction form
   131,369.38/197,053.98 = 42,622.89/x
3. Step 3: Cross multiply
   131,369.38x = 197,053.98 × 42,622.89
4. Step 4: Simplify right side
   131,369.38x = 8,399,009,214.81
5. Step 5: Solve for x
   x = 8,399,009,214.81/131,369.38
6. Step 6: Final answer
   x = 63,934.30