Finding the Third Proportional to 3,061.50 and 6,789

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.50 : 6,789 = 6,789 : x
2. Step 2: Convert to fraction form
   3,061.50/6,789 = 6,789/x
3. Step 3: Cross multiply
   3,061.50x = 6,789 × 6,789
4. Step 4: Simplify right side
   3,061.50x = 46,090,521
5. Step 5: Solve for x
   x = 46,090,521/3,061.50
6. Step 6: Final answer
   x = 15,054.88