Finding the Fourth Proportional to 4,131.47, 6,198.42 and 1,665.02

Step by Step Solution

1. Step 1: Write the proportion equation
   4,131.47 : 6,198.42 = 1,665.02 : x
2. Step 2: Convert to fraction form
   4,131.47/6,198.42 = 1,665.02/x
3. Step 3: Cross multiply
   4,131.47x = 6,198.42 × 1,665.02
4. Step 4: Simplify right side
   4,131.47x = 10,320,515.01
5. Step 5: Solve for x
   x = 10,320,515.01/4,131.47
6. Step 6: Final answer
   x = 2,498.02