Finding the Third Proportional to 8,892.28 and 18,881.86

Step by Step Solution

1. Step 1: Write the proportion equation
   8,892.28 : 18,881.86 = 18,881.86 : x
2. Step 2: Convert to fraction form
   8,892.28/18,881.86 = 18,881.86/x
3. Step 3: Cross multiply
   8,892.28x = 18,881.86 × 18,881.86
4. Step 4: Simplify right side
   8,892.28x = 356,524,613.46
5. Step 5: Solve for x
   x = 356,524,613.46/8,892.28
6. Step 6: Final answer
   x = 40,093.72