Finding the Fourth Proportional to 3,829.32, 5,280.57 and 3,606.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,829.32 : 5,280.57 = 3,606.09 : x
2. Step 2: Convert to fraction form
   3,829.32/5,280.57 = 3,606.09/x
3. Step 3: Cross multiply
   3,829.32x = 5,280.57 × 3,606.09
4. Step 4: Simplify right side
   3,829.32x = 19,042,184.27
5. Step 5: Solve for x
   x = 19,042,184.27/3,829.32
6. Step 6: Final answer
   x = 4,972.74