Finding the Third Proportional to 19,709 and 42,334

Step by Step Solution

1. Step 1: Write the proportion equation
   19,709 : 42,334 = 42,334 : x
2. Step 2: Convert to fraction form
   19,709/42,334 = 42,334/x
3. Step 3: Cross multiply
   19,709x = 42,334 × 42,334
4. Step 4: Simplify right side
   19,709x = 1,792,167,556
5. Step 5: Solve for x
   x = 1,792,167,556/19,709
6. Step 6: Final answer
   x = 90,931.43