Finding the Third Proportional to 13,663.69 and 29,866.22

Step by Step Solution

1. Step 1: Write the proportion equation
   13,663.69 : 29,866.22 = 29,866.22 : x
2. Step 2: Convert to fraction form
   13,663.69/29,866.22 = 29,866.22/x
3. Step 3: Cross multiply
   13,663.69x = 29,866.22 × 29,866.22
4. Step 4: Simplify right side
   13,663.69x = 891,991,022.42
5. Step 5: Solve for x
   x = 891,991,022.42/13,663.69
6. Step 6: Final answer
   x = 65,281.87