Finding the Third Proportional to 9,636.47 and 21,118.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,636.47 : 21,118.22 = 21,118.22 : x
2. Step 2: Convert to fraction form
   9,636.47/21,118.22 = 21,118.22/x
3. Step 3: Cross multiply
   9,636.47x = 21,118.22 × 21,118.22
4. Step 4: Simplify right side
   9,636.47x = 445,979,163.17
5. Step 5: Solve for x
   x = 445,979,163.17/9,636.47
6. Step 6: Final answer
   x = 46,280.35