Finding the Fourth Proportional to 3,002.47, 4,147.41 and 2,415.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,002.47 : 4,147.41 = 2,415.22 : x
2. Step 2: Convert to fraction form
   3,002.47/4,147.41 = 2,415.22/x
3. Step 3: Cross multiply
   3,002.47x = 4,147.41 × 2,415.22
4. Step 4: Simplify right side
   3,002.47x = 10,016,907.58
5. Step 5: Solve for x
   x = 10,016,907.58/3,002.47
6. Step 6: Final answer
   x = 3,336.22