Finding the Fourth Proportional to 373,959.72, 561,161.52 and 149,426.10

Step by Step Solution

1. Step 1: Write the proportion equation
   373,959.72 : 561,161.52 = 149,426.10 : x
2. Step 2: Convert to fraction form
   373,959.72/561,161.52 = 149,426.10/x
3. Step 3: Cross multiply
   373,959.72x = 561,161.52 × 149,426.10
4. Step 4: Simplify right side
   373,959.72x = 83,852,177,403.67
5. Step 5: Solve for x
   x = 83,852,177,403.67/373,959.72
6. Step 6: Final answer
   x = 224,227.83