Finding the Fourth Proportional to 8,877.22, 12,246.69 and 5,338.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,877.22 : 12,246.69 = 5,338.42 : x
2. Step 2: Convert to fraction form
   8,877.22/12,246.69 = 5,338.42/x
3. Step 3: Cross multiply
   8,877.22x = 12,246.69 × 5,338.42
4. Step 4: Simplify right side
   8,877.22x = 65,377,974.83
5. Step 5: Solve for x
   x = 65,377,974.83/8,877.22
6. Step 6: Final answer
   x = 7,364.69