Finding the Fourth Proportional to 22,155.57, 33,239.79 and 7,162.37

Step by Step Solution

1. Step 1: Write the proportion equation
   22,155.57 : 33,239.79 = 7,162.37 : x
2. Step 2: Convert to fraction form
   22,155.57/33,239.79 = 7,162.37/x
3. Step 3: Cross multiply
   22,155.57x = 33,239.79 × 7,162.37
4. Step 4: Simplify right side
   22,155.57x = 238,075,633.15
5. Step 5: Solve for x
   x = 238,075,633.15/22,155.57
6. Step 6: Final answer
   x = 10,745.63