Finding the Fourth Proportional to 7,339.92, 10,128.84 and 4,196.04

Step by Step Solution

1. Step 1: Write the proportion equation
   7,339.92 : 10,128.84 = 4,196.04 : x
2. Step 2: Convert to fraction form
   7,339.92/10,128.84 = 4,196.04/x
3. Step 3: Cross multiply
   7,339.92x = 10,128.84 × 4,196.04
4. Step 4: Simplify right side
   7,339.92x = 42,501,017.79
5. Step 5: Solve for x
   x = 42,501,017.79/7,339.92
6. Step 6: Final answer
   x = 5,790.39