Finding the Third Proportional to 8,818 and 14,172

Step by Step Solution

1. Step 1: Write the proportion equation
   8,818 : 14,172 = 14,172 : x
2. Step 2: Convert to fraction form
   8,818/14,172 = 14,172/x
3. Step 3: Cross multiply
   8,818x = 14,172 × 14,172
4. Step 4: Simplify right side
   8,818x = 200,845,584
5. Step 5: Solve for x
   x = 200,845,584/8,818
6. Step 6: Final answer
   x = 22,776.77