Finding the Third Proportional to 72,600.50 and 109,995

Step by Step Solution

1. Step 1: Write the proportion equation
   72,600.50 : 109,995 = 109,995 : x
2. Step 2: Convert to fraction form
   72,600.50/109,995 = 109,995/x
3. Step 3: Cross multiply
   72,600.50x = 109,995 × 109,995
4. Step 4: Simplify right side
   72,600.50x = 12,098,900,025
5. Step 5: Solve for x
   x = 12,098,900,025/72,600.50
6. Step 6: Final answer
   x = 166,650.37