Finding the Fourth Proportional to 269,942.72, 372,516.72 and 149,081.04

Step by Step Solution

1. Step 1: Write the proportion equation
   269,942.72 : 372,516.72 = 149,081.04 : x
2. Step 2: Convert to fraction form
   269,942.72/372,516.72 = 149,081.04/x
3. Step 3: Cross multiply
   269,942.72x = 372,516.72 × 149,081.04
4. Step 4: Simplify right side
   269,942.72x = 55,535,180,034.99
5. Step 5: Solve for x
   x = 55,535,180,034.99/269,942.72
6. Step 6: Final answer
   x = 205,729.50