Finding the Third Proportional to 21,866 and 45,288

Step by Step Solution

1. Step 1: Write the proportion equation
   21,866 : 45,288 = 45,288 : x
2. Step 2: Convert to fraction form
   21,866/45,288 = 45,288/x
3. Step 3: Cross multiply
   21,866x = 45,288 × 45,288
4. Step 4: Simplify right side
   21,866x = 2,051,002,944
5. Step 5: Solve for x
   x = 2,051,002,944/21,866
6. Step 6: Final answer
   x = 93,798.73