Finding the Third Proportional to 8,897.63 and 18,892.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,897.63 : 18,892.69 = 18,892.69 : x
2. Step 2: Convert to fraction form
   8,897.63/18,892.69 = 18,892.69/x
3. Step 3: Cross multiply
   8,897.63x = 18,892.69 × 18,892.69
4. Step 4: Simplify right side
   8,897.63x = 356,933,640.97
5. Step 5: Solve for x
   x = 356,933,640.97/8,897.63
6. Step 6: Final answer
   x = 40,115.61