Finding the Fourth Proportional to 2,406.24, 3,610.40 and 847.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.24 : 3,610.40 = 847.37 : x
2. Step 2: Convert to fraction form
   2,406.24/3,610.40 = 847.37/x
3. Step 3: Cross multiply
   2,406.24x = 3,610.40 × 847.37
4. Step 4: Simplify right side
   2,406.24x = 3,059,344.65
5. Step 5: Solve for x
   x = 3,059,344.65/2,406.24
6. Step 6: Final answer
   x = 1,271.42