Finding the Fourth Proportional to 2,733.88, 3,772.56 and 2,145.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,733.88 : 3,772.56 = 2,145.82 : x
2. Step 2: Convert to fraction form
   2,733.88/3,772.56 = 2,145.82/x
3. Step 3: Cross multiply
   2,733.88x = 3,772.56 × 2,145.82
4. Step 4: Simplify right side
   2,733.88x = 8,095,234.70
5. Step 5: Solve for x
   x = 8,095,234.70/2,733.88
6. Step 6: Final answer
   x = 2,961.08