Finding the Fourth Proportional to 72,849.20, 109,224.58 and 37,222.97

Step by Step Solution

1. Step 1: Write the proportion equation
   72,849.20 : 109,224.58 = 37,222.97 : x
2. Step 2: Convert to fraction form
   72,849.20/109,224.58 = 37,222.97/x
3. Step 3: Cross multiply
   72,849.20x = 109,224.58 × 37,222.97
4. Step 4: Simplify right side
   72,849.20x = 4,065,662,718.48
5. Step 5: Solve for x
   x = 4,065,662,718.48/72,849.20
6. Step 6: Final answer
   x = 55,809.30