Finding the Third Proportional to 3,551.50 and 7,751

Step by Step Solution

1. Step 1: Write the proportion equation
   3,551.50 : 7,751 = 7,751 : x
2. Step 2: Convert to fraction form
   3,551.50/7,751 = 7,751/x
3. Step 3: Cross multiply
   3,551.50x = 7,751 × 7,751
4. Step 4: Simplify right side
   3,551.50x = 60,078,001
5. Step 5: Solve for x
   x = 60,078,001/3,551.50
6. Step 6: Final answer
   x = 16,916.23