Finding the Third Proportional to 19,776 and 30,610

Step by Step Solution

1. Step 1: Write the proportion equation
   19,776 : 30,610 = 30,610 : x
2. Step 2: Convert to fraction form
   19,776/30,610 = 30,610/x
3. Step 3: Cross multiply
   19,776x = 30,610 × 30,610
4. Step 4: Simplify right side
   19,776x = 936,972,100
5. Step 5: Solve for x
   x = 936,972,100/19,776
6. Step 6: Final answer
   x = 47,379.25