Finding the Fourth Proportional to 269,223.91, 371,531.55 and 148,369.61

Step by Step Solution

1. Step 1: Write the proportion equation
   269,223.91 : 371,531.55 = 148,369.61 : x
2. Step 2: Convert to fraction form
   269,223.91/371,531.55 = 148,369.61/x
3. Step 3: Cross multiply
   269,223.91x = 371,531.55 × 148,369.61
4. Step 4: Simplify right side
   269,223.91x = 55,123,991,095.72
5. Step 5: Solve for x
   x = 55,123,991,095.72/269,223.91
6. Step 6: Final answer
   x = 204,751.47