Finding the Third Proportional to 10,737 and 12,915

Step by Step Solution

1. Step 1: Write the proportion equation
   10,737 : 12,915 = 12,915 : x
2. Step 2: Convert to fraction form
   10,737/12,915 = 12,915/x
3. Step 3: Cross multiply
   10,737x = 12,915 × 12,915
4. Step 4: Simplify right side
   10,737x = 166,797,225
5. Step 5: Solve for x
   x = 166,797,225/10,737
6. Step 6: Final answer
   x = 15,534.81