Finding the Fourth Proportional to 8,175.18, 11,280.06 and 5,346.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,175.18 : 11,280.06 = 5,346.72 : x
2. Step 2: Convert to fraction form
   8,175.18/11,280.06 = 5,346.72/x
3. Step 3: Cross multiply
   8,175.18x = 11,280.06 × 5,346.72
4. Step 4: Simplify right side
   8,175.18x = 60,311,322.40
5. Step 5: Solve for x
   x = 60,311,322.40/8,175.18
6. Step 6: Final answer
   x = 7,377.37