Finding the Third Proportional to 12,321 and 27,099

Step by Step Solution

1. Step 1: Write the proportion equation
   12,321 : 27,099 = 27,099 : x
2. Step 2: Convert to fraction form
   12,321/27,099 = 27,099/x
3. Step 3: Cross multiply
   12,321x = 27,099 × 27,099
4. Step 4: Simplify right side
   12,321x = 734,355,801
5. Step 5: Solve for x
   x = 734,355,801/12,321
6. Step 6: Final answer
   x = 59,601.96