Finding the Fourth Proportional to 3,728.89, 5,145.72 and 2,050.14

Step by Step Solution

1. Step 1: Write the proportion equation
   3,728.89 : 5,145.72 = 2,050.14 : x
2. Step 2: Convert to fraction form
   3,728.89/5,145.72 = 2,050.14/x
3. Step 3: Cross multiply
   3,728.89x = 5,145.72 × 2,050.14
4. Step 4: Simplify right side
   3,728.89x = 10,549,458.01
5. Step 5: Solve for x
   x = 10,549,458.01/3,728.89
6. Step 6: Final answer
   x = 2,829.11