Finding the Fourth Proportional to 7,153.52, 10,728.98 and 2,992.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,153.52 : 10,728.98 = 2,992.42 : x
2. Step 2: Convert to fraction form
   7,153.52/10,728.98 = 2,992.42/x
3. Step 3: Cross multiply
   7,153.52x = 10,728.98 × 2,992.42
4. Step 4: Simplify right side
   7,153.52x = 32,105,614.33
5. Step 5: Solve for x
   x = 32,105,614.33/7,153.52
6. Step 6: Final answer
   x = 4,488.09