Finding the Fourth Proportional to 16,464.38, 24,697.38 and 4,778.51

Step by Step Solution

1. Step 1: Write the proportion equation
   16,464.38 : 24,697.38 = 4,778.51 : x
2. Step 2: Convert to fraction form
   16,464.38/24,697.38 = 4,778.51/x
3. Step 3: Cross multiply
   16,464.38x = 24,697.38 × 4,778.51
4. Step 4: Simplify right side
   16,464.38x = 118,016,677.30
5. Step 5: Solve for x
   x = 118,016,677.30/16,464.38
6. Step 6: Final answer
   x = 7,168.00