Finding the Fourth Proportional to 2,240.72, 3,358.76 and 1,508.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240.72 : 3,358.76 = 1,508.56 : x
2. Step 2: Convert to fraction form
   2,240.72/3,358.76 = 1,508.56/x
3. Step 3: Cross multiply
   2,240.72x = 3,358.76 × 1,508.56
4. Step 4: Simplify right side
   2,240.72x = 5,066,890.99
5. Step 5: Solve for x
   x = 5,066,890.99/2,240.72
6. Step 6: Final answer
   x = 2,261.28