Finding the Fourth Proportional to 2,655.45, 3,984.73 and 2,512.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,655.45 : 3,984.73 = 2,512.96 : x
2. Step 2: Convert to fraction form
   2,655.45/3,984.73 = 2,512.96/x
3. Step 3: Cross multiply
   2,655.45x = 3,984.73 × 2,512.96
4. Step 4: Simplify right side
   2,655.45x = 10,013,450.86
5. Step 5: Solve for x
   x = 10,013,450.86/2,655.45
6. Step 6: Final answer
   x = 3,770.91