Finding the Third Proportional to 33,728.50 and 74,018

Step by Step Solution

1. Step 1: Write the proportion equation
   33,728.50 : 74,018 = 74,018 : x
2. Step 2: Convert to fraction form
   33,728.50/74,018 = 74,018/x
3. Step 3: Cross multiply
   33,728.50x = 74,018 × 74,018
4. Step 4: Simplify right side
   33,728.50x = 5,478,664,324
5. Step 5: Solve for x
   x = 5,478,664,324/33,728.50
6. Step 6: Final answer
   x = 162,434.27