Finding the Fourth Proportional to 2,388.15, 3,577.32 and 1,411.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,388.15 : 3,577.32 = 1,411.89 : x
2. Step 2: Convert to fraction form
   2,388.15/3,577.32 = 1,411.89/x
3. Step 3: Cross multiply
   2,388.15x = 3,577.32 × 1,411.89
4. Step 4: Simplify right side
   2,388.15x = 5,050,782.33
5. Step 5: Solve for x
   x = 5,050,782.33/2,388.15
6. Step 6: Final answer
   x = 2,114.94