Finding the Fourth Proportional to 2,558.55, 3,839.44 and 1,465.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558.55 : 3,839.44 = 1,465.05 : x
2. Step 2: Convert to fraction form
   2,558.55/3,839.44 = 1,465.05/x
3. Step 3: Cross multiply
   2,558.55x = 3,839.44 × 1,465.05
4. Step 4: Simplify right side
   2,558.55x = 5,624,971.57
5. Step 5: Solve for x
   x = 5,624,971.57/2,558.55
6. Step 6: Final answer
   x = 2,198.50