Finding the Fourth Proportional to 5,336.16, 7,363.84 and 2,978.48

Step by Step Solution

1. Step 1: Write the proportion equation
   5,336.16 : 7,363.84 = 2,978.48 : x
2. Step 2: Convert to fraction form
   5,336.16/7,363.84 = 2,978.48/x
3. Step 3: Cross multiply
   5,336.16x = 7,363.84 × 2,978.48
4. Step 4: Simplify right side
   5,336.16x = 21,933,050.16
5. Step 5: Solve for x
   x = 21,933,050.16/5,336.16
6. Step 6: Final answer
   x = 4,110.27