Finding the Fourth Proportional to 6,515.72, 8,991.16 and 3,683.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,515.72 : 8,991.16 = 3,683.34 : x
2. Step 2: Convert to fraction form
   6,515.72/8,991.16 = 3,683.34/x
3. Step 3: Cross multiply
   6,515.72x = 8,991.16 × 3,683.34
4. Step 4: Simplify right side
   6,515.72x = 33,117,499.27
5. Step 5: Solve for x
   x = 33,117,499.27/6,515.72
6. Step 6: Final answer
   x = 5,082.71