Finding the Third Proportional to 18.43 and 37.10

Step by Step Solution

1. Step 1: Write the proportion equation
   18.43 : 37.10 = 37.10 : x
2. Step 2: Convert to fraction form
   18.43/37.10 = 37.10/x
3. Step 3: Cross multiply
   18.43x = 37.10 × 37.10
4. Step 4: Simplify right side
   18.43x = 1,376.18
5. Step 5: Solve for x
   x = 1,376.18/18.43
6. Step 6: Final answer
   x = 74.67