Finding the Fourth Proportional to 7,152.96, 9,863.56 and 5,658.48

Step by Step Solution

1. Step 1: Write the proportion equation
   7,152.96 : 9,863.56 = 5,658.48 : x
2. Step 2: Convert to fraction form
   7,152.96/9,863.56 = 5,658.48/x
3. Step 3: Cross multiply
   7,152.96x = 9,863.56 × 5,658.48
4. Step 4: Simplify right side
   7,152.96x = 55,812,756.99
5. Step 5: Solve for x
   x = 55,812,756.99/7,152.96
6. Step 6: Final answer
   x = 7,802.75