Finding the Fourth Proportional to 3,500.71, 5,240.14 and 2,617.99

Step by Step Solution

1. Step 1: Write the proportion equation
   3,500.71 : 5,240.14 = 2,617.99 : x
2. Step 2: Convert to fraction form
   3,500.71/5,240.14 = 2,617.99/x
3. Step 3: Cross multiply
   3,500.71x = 5,240.14 × 2,617.99
4. Step 4: Simplify right side
   3,500.71x = 13,718,634.12
5. Step 5: Solve for x
   x = 13,718,634.12/3,500.71
6. Step 6: Final answer
   x = 3,918.81