Finding the Third Proportional to 12,837 and 28,122

Step by Step Solution

1. Step 1: Write the proportion equation
   12,837 : 28,122 = 28,122 : x
2. Step 2: Convert to fraction form
   12,837/28,122 = 28,122/x
3. Step 3: Cross multiply
   12,837x = 28,122 × 28,122
4. Step 4: Simplify right side
   12,837x = 790,846,884
5. Step 5: Solve for x
   x = 790,846,884/12,837
6. Step 6: Final answer
   x = 61,606.83