Finding the Third Proportional to 21,776.03 and 30,666.41

Step by Step Solution

1. Step 1: Write the proportion equation
   21,776.03 : 30,666.41 = 30,666.41 : x
2. Step 2: Convert to fraction form
   21,776.03/30,666.41 = 30,666.41/x
3. Step 3: Cross multiply
   21,776.03x = 30,666.41 × 30,666.41
4. Step 4: Simplify right side
   21,776.03x = 940,428,711.87
5. Step 5: Solve for x
   x = 940,428,711.87/21,776.03
6. Step 6: Final answer
   x = 43,186.42