Finding the Fourth Proportional to 4,145.50, 5,721.06 and 2,748.52

Step by Step Solution

1. Step 1: Write the proportion equation
   4,145.50 : 5,721.06 = 2,748.52 : x
2. Step 2: Convert to fraction form
   4,145.50/5,721.06 = 2,748.52/x
3. Step 3: Cross multiply
   4,145.50x = 5,721.06 × 2,748.52
4. Step 4: Simplify right side
   4,145.50x = 15,724,447.83
5. Step 5: Solve for x
   x = 15,724,447.83/4,145.50
6. Step 6: Final answer
   x = 3,793.14