Finding the Fourth Proportional to 10,617.76, 15,920.49 and 3,595.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,617.76 : 15,920.49 = 3,595.43 : x
2. Step 2: Convert to fraction form
   10,617.76/15,920.49 = 3,595.43/x
3. Step 3: Cross multiply
   10,617.76x = 15,920.49 × 3,595.43
4. Step 4: Simplify right side
   10,617.76x = 57,240,998.37
5. Step 5: Solve for x
   x = 57,240,998.37/10,617.76
6. Step 6: Final answer
   x = 5,391.06