Finding the Fourth Proportional to 3,806.35, 5,709.72 and 3,598.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,806.35 : 5,709.72 = 3,598.57 : x
2. Step 2: Convert to fraction form
   3,806.35/5,709.72 = 3,598.57/x
3. Step 3: Cross multiply
   3,806.35x = 5,709.72 × 3,598.57
4. Step 4: Simplify right side
   3,806.35x = 20,546,827.10
5. Step 5: Solve for x
   x = 20,546,827.10/3,806.35
6. Step 6: Final answer
   x = 5,398.04