Finding the Fourth Proportional to 1,464.69, 2,017.91 and 1,395.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,464.69 : 2,017.91 = 1,395.57 : x
2. Step 2: Convert to fraction form
   1,464.69/2,017.91 = 1,395.57/x
3. Step 3: Cross multiply
   1,464.69x = 2,017.91 × 1,395.57
4. Step 4: Simplify right side
   1,464.69x = 2,816,127.68
5. Step 5: Solve for x
   x = 2,816,127.68/1,464.69
6. Step 6: Final answer
   x = 1,922.68