Finding the Fourth Proportional to 2,737.89, 3,778.34 and 1,558.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,737.89 : 3,778.34 = 1,558.98 : x
2. Step 2: Convert to fraction form
   2,737.89/3,778.34 = 1,558.98/x
3. Step 3: Cross multiply
   2,737.89x = 3,778.34 × 1,558.98
4. Step 4: Simplify right side
   2,737.89x = 5,890,348.70
5. Step 5: Solve for x
   x = 5,890,348.70/2,737.89
6. Step 6: Final answer
   x = 2,151.42