Finding the Fourth Proportional to 2,409.57, 3,615.72 and 1,314.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,409.57 : 3,615.72 = 1,314.01 : x
2. Step 2: Convert to fraction form
   2,409.57/3,615.72 = 1,314.01/x
3. Step 3: Cross multiply
   2,409.57x = 3,615.72 × 1,314.01
4. Step 4: Simplify right side
   2,409.57x = 4,751,092.24
5. Step 5: Solve for x
   x = 4,751,092.24/2,409.57
6. Step 6: Final answer
   x = 1,971.76