Finding the Fourth Proportional to 7,342.16, 10,131.41 and 4,198.55

Step by Step Solution

1. Step 1: Write the proportion equation
   7,342.16 : 10,131.41 = 4,198.55 : x
2. Step 2: Convert to fraction form
   7,342.16/10,131.41 = 4,198.55/x
3. Step 3: Cross multiply
   7,342.16x = 10,131.41 × 4,198.55
4. Step 4: Simplify right side
   7,342.16x = 42,537,191.29
5. Step 5: Solve for x
   x = 42,537,191.29/7,342.16
6. Step 6: Final answer
   x = 5,793.56