Finding the Fourth Proportional to 131,111.70, 196,668.63 and 37,620.42

Step by Step Solution

1. Step 1: Write the proportion equation
   131,111.70 : 196,668.63 = 37,620.42 : x
2. Step 2: Convert to fraction form
   131,111.70/196,668.63 = 37,620.42/x
3. Step 3: Cross multiply
   131,111.70x = 196,668.63 × 37,620.42
4. Step 4: Simplify right side
   131,111.70x = 7,398,756,461.42
5. Step 5: Solve for x
   x = 7,398,756,461.42/131,111.70
6. Step 6: Final answer
   x = 56,430.94