Finding the Fourth Proportional to 21,357.32, 32,031.58 and 5,771.32

Step by Step Solution

1. Step 1: Write the proportion equation
   21,357.32 : 32,031.58 = 5,771.32 : x
2. Step 2: Convert to fraction form
   21,357.32/32,031.58 = 5,771.32/x
3. Step 3: Cross multiply
   21,357.32x = 32,031.58 × 5,771.32
4. Step 4: Simplify right side
   21,357.32x = 184,864,498.29
5. Step 5: Solve for x
   x = 184,864,498.29/21,357.32
6. Step 6: Final answer
   x = 8,655.79