Finding the Fourth Proportional to 3,882.09, 5,820.69 and 2,151.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,882.09 : 5,820.69 = 2,151.93 : x
2. Step 2: Convert to fraction form
   3,882.09/5,820.69 = 2,151.93/x
3. Step 3: Cross multiply
   3,882.09x = 5,820.69 × 2,151.93
4. Step 4: Simplify right side
   3,882.09x = 12,525,717.43
5. Step 5: Solve for x
   x = 12,525,717.43/3,882.09
6. Step 6: Final answer
   x = 3,226.54