Finding the Third Proportional to 2,196.50 and 4,915

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.50 : 4,915 = 4,915 : x
2. Step 2: Convert to fraction form
   2,196.50/4,915 = 4,915/x
3. Step 3: Cross multiply
   2,196.50x = 4,915 × 4,915
4. Step 4: Simplify right side
   2,196.50x = 24,157,225
5. Step 5: Solve for x
   x = 24,157,225/2,196.50
6. Step 6: Final answer
   x = 10,998.05