Finding the Fourth Proportional to 269,387.01, 404,238.06 and 149,544.90

Step by Step Solution

1. Step 1: Write the proportion equation
   269,387.01 : 404,238.06 = 149,544.90 : x
2. Step 2: Convert to fraction form
   269,387.01/404,238.06 = 149,544.90/x
3. Step 3: Cross multiply
   269,387.01x = 404,238.06 × 149,544.90
4. Step 4: Simplify right side
   269,387.01x = 60,451,740,258.89
5. Step 5: Solve for x
   x = 60,451,740,258.89/269,387.01
6. Step 6: Final answer
   x = 224,404.81