Finding the Fourth Proportional to 7,665.96, 10,574.69 and 4,828.45

Step by Step Solution

1. Step 1: Write the proportion equation
   7,665.96 : 10,574.69 = 4,828.45 : x
2. Step 2: Convert to fraction form
   7,665.96/10,574.69 = 4,828.45/x
3. Step 3: Cross multiply
   7,665.96x = 10,574.69 × 4,828.45
4. Step 4: Simplify right side
   7,665.96x = 51,059,361.93
5. Step 5: Solve for x
   x = 51,059,361.93/7,665.96
6. Step 6: Final answer
   x = 6,660.53