Finding the Fourth Proportional to 72,614.20, 108,878.10 and 37,622.20

Step by Step Solution

1. Step 1: Write the proportion equation
   72,614.20 : 108,878.10 = 37,622.20 : x
2. Step 2: Convert to fraction form
   72,614.20/108,878.10 = 37,622.20/x
3. Step 3: Cross multiply
   72,614.20x = 108,878.10 × 37,622.20
4. Step 4: Simplify right side
   72,614.20x = 4,096,233,653.82
5. Step 5: Solve for x
   x = 4,096,233,653.82/72,614.20
6. Step 6: Final answer
   x = 56,410.92