Finding the Fourth Proportional to 2,733.72, 3,772.53 and 1,554.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,733.72 : 3,772.53 = 1,554.87 : x
2. Step 2: Convert to fraction form
   2,733.72/3,772.53 = 1,554.87/x
3. Step 3: Cross multiply
   2,733.72x = 3,772.53 × 1,554.87
4. Step 4: Simplify right side
   2,733.72x = 5,865,793.72
5. Step 5: Solve for x
   x = 5,865,793.72/2,733.72
6. Step 6: Final answer
   x = 2,145.72