Finding the Fourth Proportional to 1,362.22, 1,879.81 and 802.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,362.22 : 1,879.81 = 802.96 : x
2. Step 2: Convert to fraction form
   1,362.22/1,879.81 = 802.96/x
3. Step 3: Cross multiply
   1,362.22x = 1,879.81 × 802.96
4. Step 4: Simplify right side
   1,362.22x = 1,509,416.10
5. Step 5: Solve for x
   x = 1,509,416.10/1,362.22
6. Step 6: Final answer
   x = 1,108.06