Finding the Fourth Proportional to 269,665.89, 404,373.69 and 157,378.43

Step by Step Solution

1. Step 1: Write the proportion equation
   269,665.89 : 404,373.69 = 157,378.43 : x
2. Step 2: Convert to fraction form
   269,665.89/404,373.69 = 157,378.43/x
3. Step 3: Cross multiply
   269,665.89x = 404,373.69 × 157,378.43
4. Step 4: Simplify right side
   269,665.89x = 63,639,694,443.64
5. Step 5: Solve for x
   x = 63,639,694,443.64/269,665.89
6. Step 6: Final answer
   x = 235,994.60