Finding the Fourth Proportional to 2,617.92, 3,615.56 and 1,625.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,617.92 : 3,615.56 = 1,625.56 : x
2. Step 2: Convert to fraction form
   2,617.92/3,615.56 = 1,625.56/x
3. Step 3: Cross multiply
   2,617.92x = 3,615.56 × 1,625.56
4. Step 4: Simplify right side
   2,617.92x = 5,877,309.71
5. Step 5: Solve for x
   x = 5,877,309.71/2,617.92
6. Step 6: Final answer
   x = 2,245.03