Finding the Fourth Proportional to 3,829.41, 5,280.69 and 3,606.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,829.41 : 5,280.69 = 3,606.18 : x
2. Step 2: Convert to fraction form
   3,829.41/5,280.69 = 3,606.18/x
3. Step 3: Cross multiply
   3,829.41x = 5,280.69 × 3,606.18
4. Step 4: Simplify right side
   3,829.41x = 19,043,118.66
5. Step 5: Solve for x
   x = 19,043,118.66/3,829.41
6. Step 6: Final answer
   x = 4,972.86