Finding the Fourth Proportional to 3,799.46, 5,698.38 and 2,921.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,799.46 : 5,698.38 = 2,921.42 : x
2. Step 2: Convert to fraction form
   3,799.46/5,698.38 = 2,921.42/x
3. Step 3: Cross multiply
   3,799.46x = 5,698.38 × 2,921.42
4. Step 4: Simplify right side
   3,799.46x = 16,647,361.30
5. Step 5: Solve for x
   x = 16,647,361.30/3,799.46
6. Step 6: Final answer
   x = 4,381.51