Finding the Fourth Proportional to 3,910.74, 5,871.57 and 3,732.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,910.74 : 5,871.57 = 3,732.12 : x
2. Step 2: Convert to fraction form
   3,910.74/5,871.57 = 3,732.12/x
3. Step 3: Cross multiply
   3,910.74x = 5,871.57 × 3,732.12
4. Step 4: Simplify right side
   3,910.74x = 21,913,403.83
5. Step 5: Solve for x
   x = 21,913,403.83/3,910.74
6. Step 6: Final answer
   x = 5,603.39