Finding the Third Proportional to 8,834 and 12,558

Step by Step Solution

1. Step 1: Write the proportion equation
   8,834 : 12,558 = 12,558 : x
2. Step 2: Convert to fraction form
   8,834/12,558 = 12,558/x
3. Step 3: Cross multiply
   8,834x = 12,558 × 12,558
4. Step 4: Simplify right side
   8,834x = 157,703,364
5. Step 5: Solve for x
   x = 157,703,364/8,834
6. Step 6: Final answer
   x = 17,851.86