Finding the Fourth Proportional to 6,146.72, 8,483.12 and 3,758.09

Step by Step Solution

1. Step 1: Write the proportion equation
   6,146.72 : 8,483.12 = 3,758.09 : x
2. Step 2: Convert to fraction form
   6,146.72/8,483.12 = 3,758.09/x
3. Step 3: Cross multiply
   6,146.72x = 8,483.12 × 3,758.09
4. Step 4: Simplify right side
   6,146.72x = 31,880,328.44
5. Step 5: Solve for x
   x = 31,880,328.44/6,146.72
6. Step 6: Final answer
   x = 5,186.56