Finding the Fourth Proportional to 5,924.32, 8,168.52 and 3,931.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,924.32 : 8,168.52 = 3,931.72 : x
2. Step 2: Convert to fraction form
   5,924.32/8,168.52 = 3,931.72/x
3. Step 3: Cross multiply
   5,924.32x = 8,168.52 × 3,931.72
4. Step 4: Simplify right side
   5,924.32x = 32,116,333.45
5. Step 5: Solve for x
   x = 32,116,333.45/5,924.32
6. Step 6: Final answer
   x = 5,421.10