Finding the Fourth Proportional to 2,390.24, 3,297.96 and 1,550.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390.24 : 3,297.96 = 1,550.67 : x
2. Step 2: Convert to fraction form
   2,390.24/3,297.96 = 1,550.67/x
3. Step 3: Cross multiply
   2,390.24x = 3,297.96 × 1,550.67
4. Step 4: Simplify right side
   2,390.24x = 5,114,047.63
5. Step 5: Solve for x
   x = 5,114,047.63/2,390.24
6. Step 6: Final answer
   x = 2,139.56