Finding the Fourth Proportional to 5,665.37, 7,819.32 and 3,619.96

Step by Step Solution

1. Step 1: Write the proportion equation
   5,665.37 : 7,819.32 = 3,619.96 : x
2. Step 2: Convert to fraction form
   5,665.37/7,819.32 = 3,619.96/x
3. Step 3: Cross multiply
   5,665.37x = 7,819.32 × 3,619.96
4. Step 4: Simplify right side
   5,665.37x = 28,305,586.53
5. Step 5: Solve for x
   x = 28,305,586.53/5,665.37
6. Step 6: Final answer
   x = 4,996.25