Finding the Fourth Proportional to 2,727.75, 4,092.01 and 972.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,727.75 : 4,092.01 = 972.24 : x
2. Step 2: Convert to fraction form
   2,727.75/4,092.01 = 972.24/x
3. Step 3: Cross multiply
   2,727.75x = 4,092.01 × 972.24
4. Step 4: Simplify right side
   2,727.75x = 3,978,403.88
5. Step 5: Solve for x
   x = 3,978,403.88/2,727.75
6. Step 6: Final answer
   x = 1,458.49