Finding the Fourth Proportional to 2,457.07, 3,389.76 and 1,499.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,457.07 : 3,389.76 = 1,499.49 : x
2. Step 2: Convert to fraction form
   2,457.07/3,389.76 = 1,499.49/x
3. Step 3: Cross multiply
   2,457.07x = 3,389.76 × 1,499.49
4. Step 4: Simplify right side
   2,457.07x = 5,082,919.27
5. Step 5: Solve for x
   x = 5,082,919.27/2,457.07
6. Step 6: Final answer
   x = 2,068.69