Finding the Fourth Proportional to 1,452.91, 2,175.89 and 793.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,452.91 : 2,175.89 = 793.80 : x
2. Step 2: Convert to fraction form
   1,452.91/2,175.89 = 793.80/x
3. Step 3: Cross multiply
   1,452.91x = 2,175.89 × 793.80
4. Step 4: Simplify right side
   1,452.91x = 1,727,223.09
5. Step 5: Solve for x
   x = 1,727,223.09/1,452.91
6. Step 6: Final answer
   x = 1,188.80