Finding the Fourth Proportional to 269,705.89, 404,433.69 and 157,418.43

Step by Step Solution

1. Step 1: Write the proportion equation
   269,705.89 : 404,433.69 = 157,418.43 : x
2. Step 2: Convert to fraction form
   269,705.89/404,433.69 = 157,418.43/x
3. Step 3: Cross multiply
   269,705.89x = 404,433.69 × 157,418.43
4. Step 4: Simplify right side
   269,705.89x = 63,665,316,518.91
5. Step 5: Solve for x
   x = 63,665,316,518.91/269,705.89
6. Step 6: Final answer
   x = 236,054.60