Finding the Fourth Proportional to 2,547.90, 3,515.94 and 1,499.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,547.90 : 3,515.94 = 1,499.76 : x
2. Step 2: Convert to fraction form
   2,547.90/3,515.94 = 1,499.76/x
3. Step 3: Cross multiply
   2,547.90x = 3,515.94 × 1,499.76
4. Step 4: Simplify right side
   2,547.90x = 5,273,066.17
5. Step 5: Solve for x
   x = 5,273,066.17/2,547.90
6. Step 6: Final answer
   x = 2,069.57