Finding the Third Proportional to 12,812 and 17,098

Step by Step Solution

1. Step 1: Write the proportion equation
   12,812 : 17,098 = 17,098 : x
2. Step 2: Convert to fraction form
   12,812/17,098 = 17,098/x
3. Step 3: Cross multiply
   12,812x = 17,098 × 17,098
4. Step 4: Simplify right side
   12,812x = 292,341,604
5. Step 5: Solve for x
   x = 292,341,604/12,812
6. Step 6: Final answer
   x = 22,817.80