Finding the Fourth Proportional to 3,752.37, 5,175.31 and 3,500.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,752.37 : 5,175.31 = 3,500.86 : x
2. Step 2: Convert to fraction form
   3,752.37/5,175.31 = 3,500.86/x
3. Step 3: Cross multiply
   3,752.37x = 5,175.31 × 3,500.86
4. Step 4: Simplify right side
   3,752.37x = 18,118,035.77
5. Step 5: Solve for x
   x = 18,118,035.77/3,752.37
6. Step 6: Final answer
   x = 4,828.42