Finding the Fourth Proportional to 9,464.82, 14,187.60 and 3,921.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,464.82 : 14,187.60 = 3,921.18 : x
2. Step 2: Convert to fraction form
   9,464.82/14,187.60 = 3,921.18/x
3. Step 3: Cross multiply
   9,464.82x = 14,187.60 × 3,921.18
4. Step 4: Simplify right side
   9,464.82x = 55,632,133.37
5. Step 5: Solve for x
   x = 55,632,133.37/9,464.82
6. Step 6: Final answer
   x = 5,877.78