Finding the Fourth Proportional to 2,938.06, 4,424.47 and 2,449.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,938.06 : 4,424.47 = 2,449.09 : x
2. Step 2: Convert to fraction form
   2,938.06/4,424.47 = 2,449.09/x
3. Step 3: Cross multiply
   2,938.06x = 4,424.47 × 2,449.09
4. Step 4: Simplify right side
   2,938.06x = 10,835,925.23
5. Step 5: Solve for x
   x = 10,835,925.23/2,938.06
6. Step 6: Final answer
   x = 3,688.12