Finding the Third Proportional to 19,338 and 30,321

Step by Step Solution

1. Step 1: Write the proportion equation
   19,338 : 30,321 = 30,321 : x
2. Step 2: Convert to fraction form
   19,338/30,321 = 30,321/x
3. Step 3: Cross multiply
   19,338x = 30,321 × 30,321
4. Step 4: Simplify right side
   19,338x = 919,363,041
5. Step 5: Solve for x
   x = 919,363,041/19,338
6. Step 6: Final answer
   x = 47,541.79