Finding the Third Proportional to 8,775 and 13,789

Step by Step Solution

1. Step 1: Write the proportion equation
   8,775 : 13,789 = 13,789 : x
2. Step 2: Convert to fraction form
   8,775/13,789 = 13,789/x
3. Step 3: Cross multiply
   8,775x = 13,789 × 13,789
4. Step 4: Simplify right side
   8,775x = 190,136,521
5. Step 5: Solve for x
   x = 190,136,521/8,775
6. Step 6: Final answer
   x = 21,667.98