Finding the Fourth Proportional to 5,336.27, 7,364.06 and 2,978.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,336.27 : 7,364.06 = 2,978.42 : x
2. Step 2: Convert to fraction form
   5,336.27/7,364.06 = 2,978.42/x
3. Step 3: Cross multiply
   5,336.27x = 7,364.06 × 2,978.42
4. Step 4: Simplify right side
   5,336.27x = 21,933,234.21
5. Step 5: Solve for x
   x = 21,933,234.21/5,336.27
6. Step 6: Final answer
   x = 4,110.22