Finding the Third Proportional to 17,309 and 34,942

Step by Step Solution

1. Step 1: Write the proportion equation
   17,309 : 34,942 = 34,942 : x
2. Step 2: Convert to fraction form
   17,309/34,942 = 34,942/x
3. Step 3: Cross multiply
   17,309x = 34,942 × 34,942
4. Step 4: Simplify right side
   17,309x = 1,220,943,364
5. Step 5: Solve for x
   x = 1,220,943,364/17,309
6. Step 6: Final answer
   x = 70,538.06