Finding the Fourth Proportional to 6,073.43, 8,381.30 and 3,421.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,073.43 : 8,381.30 = 3,421.69 : x
2. Step 2: Convert to fraction form
   6,073.43/8,381.30 = 3,421.69/x
3. Step 3: Cross multiply
   6,073.43x = 8,381.30 × 3,421.69
4. Step 4: Simplify right side
   6,073.43x = 28,678,229.10
5. Step 5: Solve for x
   x = 28,678,229.10/6,073.43
6. Step 6: Final answer
   x = 4,721.92