Finding the Fourth Proportional to 7,340.16, 10,129.42 and 4,196.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,340.16 : 10,129.42 = 4,196.42 : x
2. Step 2: Convert to fraction form
   7,340.16/10,129.42 = 4,196.42/x
3. Step 3: Cross multiply
   7,340.16x = 10,129.42 × 4,196.42
4. Step 4: Simplify right side
   7,340.16x = 42,507,239.54
5. Step 5: Solve for x
   x = 42,507,239.54/7,340.16
6. Step 6: Final answer
   x = 5,791.05