Finding the Fourth Proportional to 131,113.80, 196,669.42 and 37,620.04

Step by Step Solution

1. Step 1: Write the proportion equation
   131,113.80 : 196,669.42 = 37,620.04 : x
2. Step 2: Convert to fraction form
   131,113.80/196,669.42 = 37,620.04/x
3. Step 3: Cross multiply
   131,113.80x = 196,669.42 × 37,620.04
4. Step 4: Simplify right side
   131,113.80x = 7,398,711,447.18
5. Step 5: Solve for x
   x = 7,398,711,447.18/131,113.80
6. Step 6: Final answer
   x = 56,429.69