Finding the Third Proportional to 3,390 and 5,970

Step by Step Solution

1. Step 1: Write the proportion equation
   3,390 : 5,970 = 5,970 : x
2. Step 2: Convert to fraction form
   3,390/5,970 = 5,970/x
3. Step 3: Cross multiply
   3,390x = 5,970 × 5,970
4. Step 4: Simplify right side
   3,390x = 35,640,900
5. Step 5: Solve for x
   x = 35,640,900/3,390
6. Step 6: Final answer
   x = 10,513.54