Finding the Third Proportional to 9,773 and 21,002

Step by Step Solution

1. Step 1: Write the proportion equation
   9,773 : 21,002 = 21,002 : x
2. Step 2: Convert to fraction form
   9,773/21,002 = 21,002/x
3. Step 3: Cross multiply
   9,773x = 21,002 × 21,002
4. Step 4: Simplify right side
   9,773x = 441,084,004
5. Step 5: Solve for x
   x = 441,084,004/9,773
6. Step 6: Final answer
   x = 45,132.92