Finding the Fourth Proportional to 2,482.74, 3,401.38 and 2,389.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,482.74 : 3,401.38 = 2,389.34 : x
2. Step 2: Convert to fraction form
   2,482.74/3,401.38 = 2,389.34/x
3. Step 3: Cross multiply
   2,482.74x = 3,401.38 × 2,389.34
4. Step 4: Simplify right side
   2,482.74x = 8,127,064.78
5. Step 5: Solve for x
   x = 8,127,064.78/2,482.74
6. Step 6: Final answer
   x = 3,273.43