Finding the Third Proportional to 1,078.31 and 2,338.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,078.31 : 2,338.88 = 2,338.88 : x
2. Step 2: Convert to fraction form
   1,078.31/2,338.88 = 2,338.88/x
3. Step 3: Cross multiply
   1,078.31x = 2,338.88 × 2,338.88
4. Step 4: Simplify right side
   1,078.31x = 5,470,336.27
5. Step 5: Solve for x
   x = 5,470,336.27/1,078.31
6. Step 6: Final answer
   x = 5,073.05