Finding the Fourth Proportional to 6,147.30, 9,215.55 and 3,683.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,147.30 : 9,215.55 = 3,683.10 : x
2. Step 2: Convert to fraction form
   6,147.30/9,215.55 = 3,683.10/x
3. Step 3: Cross multiply
   6,147.30x = 9,215.55 × 3,683.10
4. Step 4: Simplify right side
   6,147.30x = 33,941,792.21
5. Step 5: Solve for x
   x = 33,941,792.21/6,147.30
6. Step 6: Final answer
   x = 5,521.41