Finding the Third Proportional to 10,974 and 21,394.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,974 : 21,394.50 = 21,394.50 : x
2. Step 2: Convert to fraction form
   10,974/21,394.50 = 21,394.50/x
3. Step 3: Cross multiply
   10,974x = 21,394.50 × 21,394.50
4. Step 4: Simplify right side
   10,974x = 457,724,630.25
5. Step 5: Solve for x
   x = 457,724,630.25/10,974
6. Step 6: Final answer
   x = 41,709.92