Finding the Fourth Proportional to 2,754.92, 4,134.18 and 2,572.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,754.92 : 4,134.18 = 2,572.70 : x
2. Step 2: Convert to fraction form
   2,754.92/4,134.18 = 2,572.70/x
3. Step 3: Cross multiply
   2,754.92x = 4,134.18 × 2,572.70
4. Step 4: Simplify right side
   2,754.92x = 10,636,004.89
5. Step 5: Solve for x
   x = 10,636,004.89/2,754.92
6. Step 6: Final answer
   x = 3,860.73