Finding the Fourth Proportional to 7,762.05, 10,711.89 and 4,225.38

Step by Step Solution

1. Step 1: Write the proportion equation
   7,762.05 : 10,711.89 = 4,225.38 : x
2. Step 2: Convert to fraction form
   7,762.05/10,711.89 = 4,225.38/x
3. Step 3: Cross multiply
   7,762.05x = 10,711.89 × 4,225.38
4. Step 4: Simplify right side
   7,762.05x = 45,261,805.77
5. Step 5: Solve for x
   x = 45,261,805.77/7,762.05
6. Step 6: Final answer
   x = 5,831.17