Finding the Fourth Proportional to 7,628.72, 10,523.64 and 5,762.48

Step by Step Solution

1. Step 1: Write the proportion equation
   7,628.72 : 10,523.64 = 5,762.48 : x
2. Step 2: Convert to fraction form
   7,628.72/10,523.64 = 5,762.48/x
3. Step 3: Cross multiply
   7,628.72x = 10,523.64 × 5,762.48
4. Step 4: Simplify right side
   7,628.72x = 60,642,265.03
5. Step 5: Solve for x
   x = 60,642,265.03/7,628.72
6. Step 6: Final answer
   x = 7,949.21