Finding the Fourth Proportional to 3,994.66, 5,956.79 and 3,717.64

Step by Step Solution

1. Step 1: Write the proportion equation
   3,994.66 : 5,956.79 = 3,717.64 : x
2. Step 2: Convert to fraction form
   3,994.66/5,956.79 = 3,717.64/x
3. Step 3: Cross multiply
   3,994.66x = 5,956.79 × 3,717.64
4. Step 4: Simplify right side
   3,994.66x = 22,145,200.78
5. Step 5: Solve for x
   x = 22,145,200.78/3,994.66
6. Step 6: Final answer
   x = 5,543.70