Finding the Third Proportional to 78,076.50 and 169,266

Step by Step Solution

1. Step 1: Write the proportion equation
   78,076.50 : 169,266 = 169,266 : x
2. Step 2: Convert to fraction form
   78,076.50/169,266 = 169,266/x
3. Step 3: Cross multiply
   78,076.50x = 169,266 × 169,266
4. Step 4: Simplify right side
   78,076.50x = 28,650,978,756
5. Step 5: Solve for x
   x = 28,650,978,756/78,076.50
6. Step 6: Final answer
   x = 366,960.34