Finding the Third Proportional to 19,945 and 30,970

Step by Step Solution

1. Step 1: Write the proportion equation
   19,945 : 30,970 = 30,970 : x
2. Step 2: Convert to fraction form
   19,945/30,970 = 30,970/x
3. Step 3: Cross multiply
   19,945x = 30,970 × 30,970
4. Step 4: Simplify right side
   19,945x = 959,140,900
5. Step 5: Solve for x
   x = 959,140,900/19,945
6. Step 6: Final answer
   x = 48,089.29