Finding the Fourth Proportional to 3,921.54, 5,884.72 and 1,613.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,921.54 : 5,884.72 = 1,613.04 : x
2. Step 2: Convert to fraction form
   3,921.54/5,884.72 = 1,613.04/x
3. Step 3: Cross multiply
   3,921.54x = 5,884.72 × 1,613.04
4. Step 4: Simplify right side
   3,921.54x = 9,492,288.75
5. Step 5: Solve for x
   x = 9,492,288.75/3,921.54
6. Step 6: Final answer
   x = 2,420.55