Finding the Third Proportional to 3,071.67 and 7,992.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,071.67 : 7,992.42 = 7,992.42 : x
2. Step 2: Convert to fraction form
   3,071.67/7,992.42 = 7,992.42/x
3. Step 3: Cross multiply
   3,071.67x = 7,992.42 × 7,992.42
4. Step 4: Simplify right side
   3,071.67x = 63,878,807.43
5. Step 5: Solve for x
   x = 63,878,807.43/3,071.67
6. Step 6: Final answer
   x = 20,796.10