Finding the Fourth Proportional to 1,363.98, 1,870.01 and 1,339.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363.98 : 1,870.01 = 1,339.37 : x
2. Step 2: Convert to fraction form
   1,363.98/1,870.01 = 1,339.37/x
3. Step 3: Cross multiply
   1,363.98x = 1,870.01 × 1,339.37
4. Step 4: Simplify right side
   1,363.98x = 2,504,629.29
5. Step 5: Solve for x
   x = 2,504,629.29/1,363.98
6. Step 6: Final answer
   x = 1,836.27