Finding the Third Proportional to 34,453.50 and 72,018

Step by Step Solution

1. Step 1: Write the proportion equation
   34,453.50 : 72,018 = 72,018 : x
2. Step 2: Convert to fraction form
   34,453.50/72,018 = 72,018/x
3. Step 3: Cross multiply
   34,453.50x = 72,018 × 72,018
4. Step 4: Simplify right side
   34,453.50x = 5,186,592,324
5. Step 5: Solve for x
   x = 5,186,592,324/34,453.50
6. Step 6: Final answer
   x = 150,538.91