Finding the Fourth Proportional to 6,174.72, 8,521.02 and 3,380.22

Step by Step Solution

1. Step 1: Write the proportion equation
   6,174.72 : 8,521.02 = 3,380.22 : x
2. Step 2: Convert to fraction form
   6,174.72/8,521.02 = 3,380.22/x
3. Step 3: Cross multiply
   6,174.72x = 8,521.02 × 3,380.22
4. Step 4: Simplify right side
   6,174.72x = 28,802,922.22
5. Step 5: Solve for x
   x = 28,802,922.22/6,174.72
6. Step 6: Final answer
   x = 4,664.65