Finding the Fourth Proportional to 8,878.42, 12,253.71 and 5,341.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,878.42 : 12,253.71 = 5,341.96 : x
2. Step 2: Convert to fraction form
   8,878.42/12,253.71 = 5,341.96/x
3. Step 3: Cross multiply
   8,878.42x = 12,253.71 × 5,341.96
4. Step 4: Simplify right side
   8,878.42x = 65,458,828.67
5. Step 5: Solve for x
   x = 65,458,828.67/8,878.42
6. Step 6: Final answer
   x = 7,372.80