Finding the Third Proportional to 12,966 and 28,442

Step by Step Solution

1. Step 1: Write the proportion equation
   12,966 : 28,442 = 28,442 : x
2. Step 2: Convert to fraction form
   12,966/28,442 = 28,442/x
3. Step 3: Cross multiply
   12,966x = 28,442 × 28,442
4. Step 4: Simplify right side
   12,966x = 808,947,364
5. Step 5: Solve for x
   x = 808,947,364/12,966
6. Step 6: Final answer
   x = 62,389.89