Finding the Fourth Proportional to 7,233.17, 9,981.50 and 4,089.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,233.17 : 9,981.50 = 4,089.42 : x
2. Step 2: Convert to fraction form
   7,233.17/9,981.50 = 4,089.42/x
3. Step 3: Cross multiply
   7,233.17x = 9,981.50 × 4,089.42
4. Step 4: Simplify right side
   7,233.17x = 40,818,525.28
5. Step 5: Solve for x
   x = 40,818,525.28/7,233.17
6. Step 6: Final answer
   x = 5,643.25