Finding the Third Proportional to 9,663.02 and 20,978.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,663.02 : 20,978.41 = 20,978.41 : x
2. Step 2: Convert to fraction form
   9,663.02/20,978.41 = 20,978.41/x
3. Step 3: Cross multiply
   9,663.02x = 20,978.41 × 20,978.41
4. Step 4: Simplify right side
   9,663.02x = 440,093,856.58
5. Step 5: Solve for x
   x = 440,093,856.58/9,663.02
6. Step 6: Final answer
   x = 45,544.12