Finding the Third Proportional to 13,665 and 29,886

Step by Step Solution

1. Step 1: Write the proportion equation
   13,665 : 29,886 = 29,886 : x
2. Step 2: Convert to fraction form
   13,665/29,886 = 29,886/x
3. Step 3: Cross multiply
   13,665x = 29,886 × 29,886
4. Step 4: Simplify right side
   13,665x = 893,172,996
5. Step 5: Solve for x
   x = 893,172,996/13,665
6. Step 6: Final answer
   x = 65,362.09