Finding the Third Proportional to 17,693 and 35,386

Step by Step Solution

1. Step 1: Write the proportion equation
   17,693 : 35,386 = 35,386 : x
2. Step 2: Convert to fraction form
   17,693/35,386 = 35,386/x
3. Step 3: Cross multiply
   17,693x = 35,386 × 35,386
4. Step 4: Simplify right side
   17,693x = 1,252,168,996
5. Step 5: Solve for x
   x = 1,252,168,996/17,693
6. Step 6: Final answer
   x = 70,772