Finding the Third Proportional to 7,889 and 17,111

Step by Step Solution

1. Step 1: Write the proportion equation
   7,889 : 17,111 = 17,111 : x
2. Step 2: Convert to fraction form
   7,889/17,111 = 17,111/x
3. Step 3: Cross multiply
   7,889x = 17,111 × 17,111
4. Step 4: Simplify right side
   7,889x = 292,786,321
5. Step 5: Solve for x
   x = 292,786,321/7,889
6. Step 6: Final answer
   x = 37,113.24