Finding the Fourth Proportional to 1,065.42, 1,470.33 and 802.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065.42 : 1,470.33 = 802.98 : x
2. Step 2: Convert to fraction form
   1,065.42/1,470.33 = 802.98/x
3. Step 3: Cross multiply
   1,065.42x = 1,470.33 × 802.98
4. Step 4: Simplify right side
   1,065.42x = 1,180,645.58
5. Step 5: Solve for x
   x = 1,180,645.58/1,065.42
6. Step 6: Final answer
   x = 1,108.15