Finding the Third Proportional to 13,116.50 and 17,251

Step by Step Solution

1. Step 1: Write the proportion equation
   13,116.50 : 17,251 = 17,251 : x
2. Step 2: Convert to fraction form
   13,116.50/17,251 = 17,251/x
3. Step 3: Cross multiply
   13,116.50x = 17,251 × 17,251
4. Step 4: Simplify right side
   13,116.50x = 297,597,001
5. Step 5: Solve for x
   x = 297,597,001/13,116.50
6. Step 6: Final answer
   x = 22,688.75