Finding the Third Proportional to 9,728.50 and 21,341

Step by Step Solution

1. Step 1: Write the proportion equation
   9,728.50 : 21,341 = 21,341 : x
2. Step 2: Convert to fraction form
   9,728.50/21,341 = 21,341/x
3. Step 3: Cross multiply
   9,728.50x = 21,341 × 21,341
4. Step 4: Simplify right side
   9,728.50x = 455,438,281
5. Step 5: Solve for x
   x = 455,438,281/9,728.50
6. Step 6: Final answer
   x = 46,814.85