Finding the Fourth Proportional to 55,443.21, 83,155.71 and 15,464.91

Step by Step Solution

1. Step 1: Write the proportion equation
   55,443.21 : 83,155.71 = 15,464.91 : x
2. Step 2: Convert to fraction form
   55,443.21/83,155.71 = 15,464.91/x
3. Step 3: Cross multiply
   55,443.21x = 83,155.71 × 15,464.91
4. Step 4: Simplify right side
   55,443.21x = 1,285,995,571.14
5. Step 5: Solve for x
   x = 1,285,995,571.14/55,443.21
6. Step 6: Final answer
   x = 23,194.83