Finding the Fourth Proportional to 16,678.83, 22,885.31 and 16,522.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,678.83 : 22,885.31 = 16,522.10 : x
2. Step 2: Convert to fraction form
   16,678.83/22,885.31 = 16,522.10/x
3. Step 3: Cross multiply
   16,678.83x = 22,885.31 × 16,522.10
4. Step 4: Simplify right side
   16,678.83x = 378,113,183.31
5. Step 5: Solve for x
   x = 378,113,183.31/16,678.83
6. Step 6: Final answer
   x = 22,670.25