Finding the Fourth Proportional to 269,910.50, 404,589.27 and 112,230.50

Step by Step Solution

1. Step 1: Write the proportion equation
   269,910.50 : 404,589.27 = 112,230.50 : x
2. Step 2: Convert to fraction form
   269,910.50/404,589.27 = 112,230.50/x
3. Step 3: Cross multiply
   269,910.50x = 404,589.27 × 112,230.50
4. Step 4: Simplify right side
   269,910.50x = 45,407,256,066.74
5. Step 5: Solve for x
   x = 45,407,256,066.74/269,910.50
6. Step 6: Final answer
   x = 168,230.79