Finding the Fourth Proportional to 2,737.88, 3,778.06 and 1,558.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,737.88 : 3,778.06 = 1,558.72 : x
2. Step 2: Convert to fraction form
   2,737.88/3,778.06 = 1,558.72/x
3. Step 3: Cross multiply
   2,737.88x = 3,778.06 × 1,558.72
4. Step 4: Simplify right side
   2,737.88x = 5,888,937.68
5. Step 5: Solve for x
   x = 5,888,937.68/2,737.88
6. Step 6: Final answer
   x = 2,150.91