Finding the Fourth Proportional to 6,212.51, 8,573.40 and 3,380.04

Step by Step Solution

1. Step 1: Write the proportion equation
   6,212.51 : 8,573.40 = 3,380.04 : x
2. Step 2: Convert to fraction form
   6,212.51/8,573.40 = 3,380.04/x
3. Step 3: Cross multiply
   6,212.51x = 8,573.40 × 3,380.04
4. Step 4: Simplify right side
   6,212.51x = 28,978,434.94
5. Step 5: Solve for x
   x = 28,978,434.94/6,212.51
6. Step 6: Final answer
   x = 4,664.53