Finding the Third Proportional to 21,328 and 49,842.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,328 : 49,842.25 = 49,842.25 : x
2. Step 2: Convert to fraction form
   21,328/49,842.25 = 49,842.25/x
3. Step 3: Cross multiply
   21,328x = 49,842.25 × 49,842.25
4. Step 4: Simplify right side
   21,328x = 2,484,249,885.06
5. Step 5: Solve for x
   x = 2,484,249,885.06/21,328
6. Step 6: Final answer
   x = 116,478.33