Finding the Third Proportional to 23,821 and 34,990

Step by Step Solution

1. Step 1: Write the proportion equation
   23,821 : 34,990 = 34,990 : x
2. Step 2: Convert to fraction form
   23,821/34,990 = 34,990/x
3. Step 3: Cross multiply
   23,821x = 34,990 × 34,990
4. Step 4: Simplify right side
   23,821x = 1,224,300,100
5. Step 5: Solve for x
   x = 1,224,300,100/23,821
6. Step 6: Final answer
   x = 51,395.83