Finding the Fourth Proportional to 2,238.56, 3,357.72 and 699.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238.56 : 3,357.72 = 699.52 : x
2. Step 2: Convert to fraction form
   2,238.56/3,357.72 = 699.52/x
3. Step 3: Cross multiply
   2,238.56x = 3,357.72 × 699.52
4. Step 4: Simplify right side
   2,238.56x = 2,348,792.29
5. Step 5: Solve for x
   x = 2,348,792.29/2,238.56
6. Step 6: Final answer
   x = 1,049.24