Finding the Fourth Proportional to 1,796.16, 2,479.20 and 1,098.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,796.16 : 2,479.20 = 1,098.24 : x
2. Step 2: Convert to fraction form
   1,796.16/2,479.20 = 1,098.24/x
3. Step 3: Cross multiply
   1,796.16x = 2,479.20 × 1,098.24
4. Step 4: Simplify right side
   1,796.16x = 2,722,756.61
5. Step 5: Solve for x
   x = 2,722,756.61/1,796.16
6. Step 6: Final answer
   x = 1,515.88