Finding the Fourth Proportional to 2,547.39, 3,515.32 and 1,499.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,547.39 : 3,515.32 = 1,499.51 : x
2. Step 2: Convert to fraction form
   2,547.39/3,515.32 = 1,499.51/x
3. Step 3: Cross multiply
   2,547.39x = 3,515.32 × 1,499.51
4. Step 4: Simplify right side
   2,547.39x = 5,271,257.49
5. Step 5: Solve for x
   x = 5,271,257.49/2,547.39
6. Step 6: Final answer
   x = 2,069.28