Finding the Fourth Proportional to 5,757.72, 7,926.43 and 5,493.22

Step by Step Solution

1. Step 1: Write the proportion equation
   5,757.72 : 7,926.43 = 5,493.22 : x
2. Step 2: Convert to fraction form
   5,757.72/7,926.43 = 5,493.22/x
3. Step 3: Cross multiply
   5,757.72x = 7,926.43 × 5,493.22
4. Step 4: Simplify right side
   5,757.72x = 43,541,623.80
5. Step 5: Solve for x
   x = 43,541,623.80/5,757.72
6. Step 6: Final answer
   x = 7,562.30