Finding the Fourth Proportional to 2,233.23, 3,349.37 and 752.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,233.23 : 3,349.37 = 752.31 : x
2. Step 2: Convert to fraction form
   2,233.23/3,349.37 = 752.31/x
3. Step 3: Cross multiply
   2,233.23x = 3,349.37 × 752.31
4. Step 4: Simplify right side
   2,233.23x = 2,519,767.79
5. Step 5: Solve for x
   x = 2,519,767.79/2,233.23
6. Step 6: Final answer
   x = 1,128.31