Finding the Fourth Proportional to 269,658, 372,128.04 and 150,426

Step by Step Solution

1. Step 1: Write the proportion equation
   269,658 : 372,128.04 = 150,426 : x
2. Step 2: Convert to fraction form
   269,658/372,128.04 = 150,426/x
3. Step 3: Cross multiply
   269,658x = 372,128.04 × 150,426
4. Step 4: Simplify right side
   269,658x = 55,977,732,545.04
5. Step 5: Solve for x
   x = 55,977,732,545.04/269,658
6. Step 6: Final answer
   x = 207,587.88