Finding the Fourth Proportional to 2,194, 3,278.90 and 1,759.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194 : 3,278.90 = 1,759.12 : x
2. Step 2: Convert to fraction form
   2,194/3,278.90 = 1,759.12/x
3. Step 3: Cross multiply
   2,194x = 3,278.90 × 1,759.12
4. Step 4: Simplify right side
   2,194x = 5,767,978.57
5. Step 5: Solve for x
   x = 5,767,978.57/2,194
6. Step 6: Final answer
   x = 2,628.98