Finding the Third Proportional to 1,324.69 and 2,878.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,324.69 : 2,878.03 = 2,878.03 : x
2. Step 2: Convert to fraction form
   1,324.69/2,878.03 = 2,878.03/x
3. Step 3: Cross multiply
   1,324.69x = 2,878.03 × 2,878.03
4. Step 4: Simplify right side
   1,324.69x = 8,283,063.88
5. Step 5: Solve for x
   x = 8,283,063.88/1,324.69
6. Step 6: Final answer
   x = 6,252.84