Finding the Third Proportional to 16,394.91 and 21,873.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,394.91 : 21,873.80 = 21,873.80 : x
2. Step 2: Convert to fraction form
   16,394.91/21,873.80 = 21,873.80/x
3. Step 3: Cross multiply
   16,394.91x = 21,873.80 × 21,873.80
4. Step 4: Simplify right side
   16,394.91x = 478,462,989.73
5. Step 5: Solve for x
   x = 478,462,989.73/16,394.91
6. Step 6: Final answer
   x = 29,183.64