Finding the Fourth Proportional to 3,399.02, 4,690.82 and 2,072.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,399.02 : 4,690.82 = 2,072.52 : x
2. Step 2: Convert to fraction form
   3,399.02/4,690.82 = 2,072.52/x
3. Step 3: Cross multiply
   3,399.02x = 4,690.82 × 2,072.52
4. Step 4: Simplify right side
   3,399.02x = 9,721,818.27
5. Step 5: Solve for x
   x = 9,721,818.27/3,399.02
6. Step 6: Final answer
   x = 2,860.18