Finding the Fourth Proportional to 422,065.69, 582,506.24 and 240,736.05

Step by Step Solution

1. Step 1: Write the proportion equation
   422,065.69 : 582,506.24 = 240,736.05 : x
2. Step 2: Convert to fraction form
   422,065.69/582,506.24 = 240,736.05/x
3. Step 3: Cross multiply
   422,065.69x = 582,506.24 × 240,736.05
4. Step 4: Simplify right side
   422,065.69x = 140,230,250,114.27
5. Step 5: Solve for x
   x = 140,230,250,114.27/422,065.69
6. Step 6: Final answer
   x = 332,247.45