Finding the Third Proportional to 2,150 and 5,126

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150 : 5,126 = 5,126 : x
2. Step 2: Convert to fraction form
   2,150/5,126 = 5,126/x
3. Step 3: Cross multiply
   2,150x = 5,126 × 5,126
4. Step 4: Simplify right side
   2,150x = 26,275,876
5. Step 5: Solve for x
   x = 26,275,876/2,150
6. Step 6: Final answer
   x = 12,221.34