Finding the Fourth Proportional to 2,185.92, 3,018.62 and 1,401.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.92 : 3,018.62 = 1,401.33 : x
2. Step 2: Convert to fraction form
   2,185.92/3,018.62 = 1,401.33/x
3. Step 3: Cross multiply
   2,185.92x = 3,018.62 × 1,401.33
4. Step 4: Simplify right side
   2,185.92x = 4,230,075.76
5. Step 5: Solve for x
   x = 4,230,075.76/2,185.92
6. Step 6: Final answer
   x = 1,935.15