Finding the Fourth Proportional to 3,728.76, 5,145.58 and 2,050.17

Step by Step Solution

1. Step 1: Write the proportion equation
   3,728.76 : 5,145.58 = 2,050.17 : x
2. Step 2: Convert to fraction form
   3,728.76/5,145.58 = 2,050.17/x
3. Step 3: Cross multiply
   3,728.76x = 5,145.58 × 2,050.17
4. Step 4: Simplify right side
   3,728.76x = 10,549,288.02
5. Step 5: Solve for x
   x = 10,549,288.02/3,728.76
6. Step 6: Final answer
   x = 2,829.17