Finding the Third Proportional to 9,400 and 21,854

Step by Step Solution

1. Step 1: Write the proportion equation
   9,400 : 21,854 = 21,854 : x
2. Step 2: Convert to fraction form
   9,400/21,854 = 21,854/x
3. Step 3: Cross multiply
   9,400x = 21,854 × 21,854
4. Step 4: Simplify right side
   9,400x = 477,597,316
5. Step 5: Solve for x
   x = 477,597,316/9,400
6. Step 6: Final answer
   x = 50,808.23