Finding the Fourth Proportional to 194,229.12, 268,061.76 and 109,362.72

Step by Step Solution

1. Step 1: Write the proportion equation
   194,229.12 : 268,061.76 = 109,362.72 : x
2. Step 2: Convert to fraction form
   194,229.12/268,061.76 = 109,362.72/x
3. Step 3: Cross multiply
   194,229.12x = 268,061.76 × 109,362.72
4. Step 4: Simplify right side
   194,229.12x = 29,315,963,201.59
5. Step 5: Solve for x
   x = 29,315,963,201.59/194,229.12
6. Step 6: Final answer
   x = 150,934.95