Finding the Third Proportional to 108,085.50 and 162,099

Step by Step Solution

1. Step 1: Write the proportion equation
   108,085.50 : 162,099 = 162,099 : x
2. Step 2: Convert to fraction form
   108,085.50/162,099 = 162,099/x
3. Step 3: Cross multiply
   108,085.50x = 162,099 × 162,099
4. Step 4: Simplify right side
   108,085.50x = 26,276,085,801
5. Step 5: Solve for x
   x = 26,276,085,801/108,085.50
6. Step 6: Final answer
   x = 243,104.63