Finding the Fourth Proportional to 5,335.92, 7,363.56 and 2,978.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,335.92 : 7,363.56 = 2,978.04 : x
2. Step 2: Convert to fraction form
   5,335.92/7,363.56 = 2,978.04/x
3. Step 3: Cross multiply
   5,335.92x = 7,363.56 × 2,978.04
4. Step 4: Simplify right side
   5,335.92x = 21,928,976.22
5. Step 5: Solve for x
   x = 21,928,976.22/5,335.92
6. Step 6: Final answer
   x = 4,109.69