Finding the Third Proportional to 28,078 and 62,384

Step by Step Solution

1. Step 1: Write the proportion equation
   28,078 : 62,384 = 62,384 : x
2. Step 2: Convert to fraction form
   28,078/62,384 = 62,384/x
3. Step 3: Cross multiply
   28,078x = 62,384 × 62,384
4. Step 4: Simplify right side
   28,078x = 3,891,763,456
5. Step 5: Solve for x
   x = 3,891,763,456/28,078
6. Step 6: Final answer
   x = 138,605.44