Finding the Fourth Proportional to 55,300.24, 82,950.42 and 13,747.24

Step by Step Solution

1. Step 1: Write the proportion equation
   55,300.24 : 82,950.42 = 13,747.24 : x
2. Step 2: Convert to fraction form
   55,300.24/82,950.42 = 13,747.24/x
3. Step 3: Cross multiply
   55,300.24x = 82,950.42 × 13,747.24
4. Step 4: Simplify right side
   55,300.24x = 1,140,339,331.84
5. Step 5: Solve for x
   x = 1,140,339,331.84/55,300.24
6. Step 6: Final answer
   x = 20,620.87