Finding the Fourth Proportional to 2,443.30, 3,427.10 and 2,443.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.30 : 3,427.10 = 2,443.30 : x
2. Step 2: Convert to fraction form
   2,443.30/3,427.10 = 2,443.30/x
3. Step 3: Cross multiply
   2,443.30x = 3,427.10 × 2,443.30
4. Step 4: Simplify right side
   2,443.30x = 8,373,433.43
5. Step 5: Solve for x
   x = 8,373,433.43/2,443.30
6. Step 6: Final answer
   x = 3,427.10