Finding the Fourth Proportional to 1,384.25, 2,064.43 and 1,365.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384.25 : 2,064.43 = 1,365.71 : x
2. Step 2: Convert to fraction form
   1,384.25/2,064.43 = 1,365.71/x
3. Step 3: Cross multiply
   1,384.25x = 2,064.43 × 1,365.71
4. Step 4: Simplify right side
   1,384.25x = 2,819,404.08
5. Step 5: Solve for x
   x = 2,819,404.08/1,384.25
6. Step 6: Final answer
   x = 2,036.78