Finding the Fourth Proportional to 2,547.10, 3,515.43 and 1,499.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,547.10 : 3,515.43 = 1,499.68 : x
2. Step 2: Convert to fraction form
   2,547.10/3,515.43 = 1,499.68/x
3. Step 3: Cross multiply
   2,547.10x = 3,515.43 × 1,499.68
4. Step 4: Simplify right side
   2,547.10x = 5,272,020.06
5. Step 5: Solve for x
   x = 5,272,020.06/2,547.10
6. Step 6: Final answer
   x = 2,069.81