Finding the Fourth Proportional to 5,956.86, 8,216.98 and 3,689.08

Step by Step Solution

1. Step 1: Write the proportion equation
   5,956.86 : 8,216.98 = 3,689.08 : x
2. Step 2: Convert to fraction form
   5,956.86/8,216.98 = 3,689.08/x
3. Step 3: Cross multiply
   5,956.86x = 8,216.98 × 3,689.08
4. Step 4: Simplify right side
   5,956.86x = 30,313,096.58
5. Step 5: Solve for x
   x = 30,313,096.58/5,956.86
6. Step 6: Final answer
   x = 5,088.77