Finding the Fourth Proportional to 2,411.40, 3,613.14 and 2,321.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,411.40 : 3,613.14 = 2,321.50 : x
2. Step 2: Convert to fraction form
   2,411.40/3,613.14 = 2,321.50/x
3. Step 3: Cross multiply
   2,411.40x = 3,613.14 × 2,321.50
4. Step 4: Simplify right side
   2,411.40x = 8,387,904.51
5. Step 5: Solve for x
   x = 8,387,904.51/2,411.40
6. Step 6: Final answer
   x = 3,478.44