Finding the Third Proportional to 5,215 and 12,062

Step by Step Solution

1. Step 1: Write the proportion equation
   5,215 : 12,062 = 12,062 : x
2. Step 2: Convert to fraction form
   5,215/12,062 = 12,062/x
3. Step 3: Cross multiply
   5,215x = 12,062 × 12,062
4. Step 4: Simplify right side
   5,215x = 145,491,844
5. Step 5: Solve for x
   x = 145,491,844/5,215
6. Step 6: Final answer
   x = 27,898.72