Finding the Third Proportional to 6,166.13 and 13,220.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,166.13 : 13,220.72 = 13,220.72 : x
2. Step 2: Convert to fraction form
   6,166.13/13,220.72 = 13,220.72/x
3. Step 3: Cross multiply
   6,166.13x = 13,220.72 × 13,220.72
4. Step 4: Simplify right side
   6,166.13x = 174,787,404.27
5. Step 5: Solve for x
   x = 174,787,404.27/6,166.13
6. Step 6: Final answer
   x = 28,346.39