Finding the Third Proportional to 3,992 and 5,602

Step by Step Solution

1. Step 1: Write the proportion equation
   3,992 : 5,602 = 5,602 : x
2. Step 2: Convert to fraction form
   3,992/5,602 = 5,602/x
3. Step 3: Cross multiply
   3,992x = 5,602 × 5,602
4. Step 4: Simplify right side
   3,992x = 31,382,404
5. Step 5: Solve for x
   x = 31,382,404/3,992
6. Step 6: Final answer
   x = 7,861.32