Finding the Third Proportional to 5,064 and 12,216

Step by Step Solution

1. Step 1: Write the proportion equation
   5,064 : 12,216 = 12,216 : x
2. Step 2: Convert to fraction form
   5,064/12,216 = 12,216/x
3. Step 3: Cross multiply
   5,064x = 12,216 × 12,216
4. Step 4: Simplify right side
   5,064x = 149,230,656
5. Step 5: Solve for x
   x = 149,230,656/5,064
6. Step 6: Final answer
   x = 29,468.93