Finding the Third Proportional to 17,518 and 37,268

Step by Step Solution

1. Step 1: Write the proportion equation
   17,518 : 37,268 = 37,268 : x
2. Step 2: Convert to fraction form
   17,518/37,268 = 37,268/x
3. Step 3: Cross multiply
   17,518x = 37,268 × 37,268
4. Step 4: Simplify right side
   17,518x = 1,388,903,824
5. Step 5: Solve for x
   x = 1,388,903,824/17,518
6. Step 6: Final answer
   x = 79,284.38