Finding the Third Proportional to 3,867.75 and 8,892.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,867.75 : 8,892.28 = 8,892.28 : x
2. Step 2: Convert to fraction form
   3,867.75/8,892.28 = 8,892.28/x
3. Step 3: Cross multiply
   3,867.75x = 8,892.28 × 8,892.28
4. Step 4: Simplify right side
   3,867.75x = 79,072,665.83
5. Step 5: Solve for x
   x = 79,072,665.83/3,867.75
6. Step 6: Final answer
   x = 20,444.10