Finding the Third Proportional to 9,904.50 and 21,459.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,904.50 : 21,459.38 = 21,459.38 : x
2. Step 2: Convert to fraction form
   9,904.50/21,459.38 = 21,459.38/x
3. Step 3: Cross multiply
   9,904.50x = 21,459.38 × 21,459.38
4. Step 4: Simplify right side
   9,904.50x = 460,504,775.39
5. Step 5: Solve for x
   x = 460,504,775.39/9,904.50
6. Step 6: Final answer
   x = 46,494.50