Finding the Fourth Proportional to 2,734.53, 3,773.79 and 1,555.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,734.53 : 3,773.79 = 1,555.98 : x
2. Step 2: Convert to fraction form
   2,734.53/3,773.79 = 1,555.98/x
3. Step 3: Cross multiply
   2,734.53x = 3,773.79 × 1,555.98
4. Step 4: Simplify right side
   2,734.53x = 5,871,941.76
5. Step 5: Solve for x
   x = 5,871,941.76/2,734.53
6. Step 6: Final answer
   x = 2,147.33