Finding the Fourth Proportional to 1,419.02, 1,957.74 and 798.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,419.02 : 1,957.74 = 798.02 : x
2. Step 2: Convert to fraction form
   1,419.02/1,957.74 = 798.02/x
3. Step 3: Cross multiply
   1,419.02x = 1,957.74 × 798.02
4. Step 4: Simplify right side
   1,419.02x = 1,562,315.67
5. Step 5: Solve for x
   x = 1,562,315.67/1,419.02
6. Step 6: Final answer
   x = 1,100.98