Finding the Third Proportional to 17,405 and 37,270

Step by Step Solution

1. Step 1: Write the proportion equation
   17,405 : 37,270 = 37,270 : x
2. Step 2: Convert to fraction form
   17,405/37,270 = 37,270/x
3. Step 3: Cross multiply
   17,405x = 37,270 × 37,270
4. Step 4: Simplify right side
   17,405x = 1,389,052,900
5. Step 5: Solve for x
   x = 1,389,052,900/17,405
6. Step 6: Final answer
   x = 79,807.69