Finding the Fourth Proportional to 16,380.78, 24,574.68 and 5,851.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,380.78 : 24,574.68 = 5,851.32 : x
2. Step 2: Convert to fraction form
   16,380.78/24,574.68 = 5,851.32/x
3. Step 3: Cross multiply
   16,380.78x = 24,574.68 × 5,851.32
4. Step 4: Simplify right side
   16,380.78x = 143,794,316.58
5. Step 5: Solve for x
   x = 143,794,316.58/16,380.78
6. Step 6: Final answer
   x = 8,778.23