Finding the Fourth Proportional to 2,436.77, 3,361.86 and 1,540.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436.77 : 3,361.86 = 1,540.58 : x
2. Step 2: Convert to fraction form
   2,436.77/3,361.86 = 1,540.58/x
3. Step 3: Cross multiply
   2,436.77x = 3,361.86 × 1,540.58
4. Step 4: Simplify right side
   2,436.77x = 5,179,197.47
5. Step 5: Solve for x
   x = 5,179,197.47/2,436.77
6. Step 6: Final answer
   x = 2,125.43