Finding the Third Proportional to 1,283.48 and 2,663.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,283.48 : 2,663.30 = 2,663.30 : x
2. Step 2: Convert to fraction form
   1,283.48/2,663.30 = 2,663.30/x
3. Step 3: Cross multiply
   1,283.48x = 2,663.30 × 2,663.30
4. Step 4: Simplify right side
   1,283.48x = 7,093,150.24
5. Step 5: Solve for x
   x = 7,093,150.24/1,283.48
6. Step 6: Final answer
   x = 5,526.48