Finding the Third Proportional to 110,716.50 and 156,018

Step by Step Solution

1. Step 1: Write the proportion equation
   110,716.50 : 156,018 = 156,018 : x
2. Step 2: Convert to fraction form
   110,716.50/156,018 = 156,018/x
3. Step 3: Cross multiply
   110,716.50x = 156,018 × 156,018
4. Step 4: Simplify right side
   110,716.50x = 24,341,616,324
5. Step 5: Solve for x
   x = 24,341,616,324/110,716.50
6. Step 6: Final answer
   x = 219,855.36