Finding the Fourth Proportional to 3,868.84, 5,798.12 and 2,021.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,868.84 : 5,798.12 = 2,021.52 : x
2. Step 2: Convert to fraction form
   3,868.84/5,798.12 = 2,021.52/x
3. Step 3: Cross multiply
   3,868.84x = 5,798.12 × 2,021.52
4. Step 4: Simplify right side
   3,868.84x = 11,721,015.54
5. Step 5: Solve for x
   x = 11,721,015.54/3,868.84
6. Step 6: Final answer
   x = 3,029.59