Finding the Fourth Proportional to 980.52, 1,470.96 and 799.52

Step by Step Solution

1. Step 1: Write the proportion equation
   980.52 : 1,470.96 = 799.52 : x
2. Step 2: Convert to fraction form
   980.52/1,470.96 = 799.52/x
3. Step 3: Cross multiply
   980.52x = 1,470.96 × 799.52
4. Step 4: Simplify right side
   980.52x = 1,176,061.94
5. Step 5: Solve for x
   x = 1,176,061.94/980.52
6. Step 6: Final answer
   x = 1,199.43