Finding the Fourth Proportional to 7,338.25, 10,126.69 and 3,981.07

Step by Step Solution

1. Step 1: Write the proportion equation
   7,338.25 : 10,126.69 = 3,981.07 : x
2. Step 2: Convert to fraction form
   7,338.25/10,126.69 = 3,981.07/x
3. Step 3: Cross multiply
   7,338.25x = 10,126.69 × 3,981.07
4. Step 4: Simplify right side
   7,338.25x = 40,315,061.76
5. Step 5: Solve for x
   x = 40,315,061.76/7,338.25
6. Step 6: Final answer
   x = 5,493.83