Finding the Third Proportional to 1,488.09 and 3,173.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,488.09 : 3,173.63 = 3,173.63 : x
2. Step 2: Convert to fraction form
   1,488.09/3,173.63 = 3,173.63/x
3. Step 3: Cross multiply
   1,488.09x = 3,173.63 × 3,173.63
4. Step 4: Simplify right side
   1,488.09x = 10,071,895.64
5. Step 5: Solve for x
   x = 10,071,895.64/1,488.09
6. Step 6: Final answer
   x = 6,768.32