Finding the Third Proportional to 3,720.94 and 7,882.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,720.94 : 7,882.31 = 7,882.31 : x
2. Step 2: Convert to fraction form
   3,720.94/7,882.31 = 7,882.31/x
3. Step 3: Cross multiply
   3,720.94x = 7,882.31 × 7,882.31
4. Step 4: Simplify right side
   3,720.94x = 62,130,850.35
5. Step 5: Solve for x
   x = 62,130,850.35/3,720.94
6. Step 6: Final answer
   x = 16,697.63