Finding the Fourth Proportional to 144,260.72, 199,079.88 and 80,598.52

Step by Step Solution

1. Step 1: Write the proportion equation
   144,260.72 : 199,079.88 = 80,598.52 : x
2. Step 2: Convert to fraction form
   144,260.72/199,079.88 = 80,598.52/x
3. Step 3: Cross multiply
   144,260.72x = 199,079.88 × 80,598.52
4. Step 4: Simplify right side
   144,260.72x = 16,045,542,516.56
5. Step 5: Solve for x
   x = 16,045,542,516.56/144,260.72
6. Step 6: Final answer
   x = 111,226.00