Finding the Fourth Proportional to 1,303.84, 1,798.71 and 806.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,303.84 : 1,798.71 = 806.29 : x
2. Step 2: Convert to fraction form
   1,303.84/1,798.71 = 806.29/x
3. Step 3: Cross multiply
   1,303.84x = 1,798.71 × 806.29
4. Step 4: Simplify right side
   1,303.84x = 1,450,281.89
5. Step 5: Solve for x
   x = 1,450,281.89/1,303.84
6. Step 6: Final answer
   x = 1,112.32