Finding the Fourth Proportional to 3,665.22, 5,476.74 and 3,007.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.22 : 5,476.74 = 3,007.50 : x
2. Step 2: Convert to fraction form
   3,665.22/5,476.74 = 3,007.50/x
3. Step 3: Cross multiply
   3,665.22x = 5,476.74 × 3,007.50
4. Step 4: Simplify right side
   3,665.22x = 16,471,295.55
5. Step 5: Solve for x
   x = 16,471,295.55/3,665.22
6. Step 6: Final answer
   x = 4,493.94