Finding the Third Proportional to 12,246 and 13,947

Step by Step Solution

1. Step 1: Write the proportion equation
   12,246 : 13,947 = 13,947 : x
2. Step 2: Convert to fraction form
   12,246/13,947 = 13,947/x
3. Step 3: Cross multiply
   12,246x = 13,947 × 13,947
4. Step 4: Simplify right side
   12,246x = 194,518,809
5. Step 5: Solve for x
   x = 194,518,809/12,246
6. Step 6: Final answer
   x = 15,884.27