Finding the Fourth Proportional to 2,502.86, 3,755.37 and 1,405.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,502.86 : 3,755.37 = 1,405.58 : x
2. Step 2: Convert to fraction form
   2,502.86/3,755.37 = 1,405.58/x
3. Step 3: Cross multiply
   2,502.86x = 3,755.37 × 1,405.58
4. Step 4: Simplify right side
   2,502.86x = 5,278,465.94
5. Step 5: Solve for x
   x = 5,278,465.94/2,502.86
6. Step 6: Final answer
   x = 2,108.97