Finding the Third Proportional to 11,003 and 22,389

Step by Step Solution

1. Step 1: Write the proportion equation
   11,003 : 22,389 = 22,389 : x
2. Step 2: Convert to fraction form
   11,003/22,389 = 22,389/x
3. Step 3: Cross multiply
   11,003x = 22,389 × 22,389
4. Step 4: Simplify right side
   11,003x = 501,267,321
5. Step 5: Solve for x
   x = 501,267,321/11,003
6. Step 6: Final answer
   x = 45,557.33