Finding the Fourth Proportional to 3,639.34, 5,057.86 and 3,600.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,639.34 : 5,057.86 = 3,600.46 : x
2. Step 2: Convert to fraction form
   3,639.34/5,057.86 = 3,600.46/x
3. Step 3: Cross multiply
   3,639.34x = 5,057.86 × 3,600.46
4. Step 4: Simplify right side
   3,639.34x = 18,210,622.62
5. Step 5: Solve for x
   x = 18,210,622.62/3,639.34
6. Step 6: Final answer
   x = 5,003.83