Finding the Fourth Proportional to 3,722.86, 5,137.53 and 2,150.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,722.86 : 5,137.53 = 2,150.96 : x
2. Step 2: Convert to fraction form
   3,722.86/5,137.53 = 2,150.96/x
3. Step 3: Cross multiply
   3,722.86x = 5,137.53 × 2,150.96
4. Step 4: Simplify right side
   3,722.86x = 11,050,587.78
5. Step 5: Solve for x
   x = 11,050,587.78/3,722.86
6. Step 6: Final answer
   x = 2,968.31