Finding the Fourth Proportional to 3,729.57, 5,145.30 and 2,404.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,729.57 : 5,145.30 = 2,404.02 : x
2. Step 2: Convert to fraction form
   3,729.57/5,145.30 = 2,404.02/x
3. Step 3: Cross multiply
   3,729.57x = 5,145.30 × 2,404.02
4. Step 4: Simplify right side
   3,729.57x = 12,369,404.11
5. Step 5: Solve for x
   x = 12,369,404.11/3,729.57
6. Step 6: Final answer
   x = 3,316.58