Finding the Fourth Proportional to 3,861.16, 5,797.19 and 3,684.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,861.16 : 5,797.19 = 3,684.98 : x
2. Step 2: Convert to fraction form
   3,861.16/5,797.19 = 3,684.98/x
3. Step 3: Cross multiply
   3,861.16x = 5,797.19 × 3,684.98
4. Step 4: Simplify right side
   3,861.16x = 21,362,552.91
5. Step 5: Solve for x
   x = 21,362,552.91/3,861.16
6. Step 6: Final answer
   x = 5,532.68