Finding the Fourth Proportional to 1,744.95, 2,617.98 and 1,561.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,744.95 : 2,617.98 = 1,561.17 : x
2. Step 2: Convert to fraction form
   1,744.95/2,617.98 = 1,561.17/x
3. Step 3: Cross multiply
   1,744.95x = 2,617.98 × 1,561.17
4. Step 4: Simplify right side
   1,744.95x = 4,087,111.84
5. Step 5: Solve for x
   x = 4,087,111.84/1,744.95
6. Step 6: Final answer
   x = 2,342.25