Finding the Fourth Proportional to 6,111.33, 9,167.34 and 1,728.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.33 : 9,167.34 = 1,728.69 : x
2. Step 2: Convert to fraction form
   6,111.33/9,167.34 = 1,728.69/x
3. Step 3: Cross multiply
   6,111.33x = 9,167.34 × 1,728.69
4. Step 4: Simplify right side
   6,111.33x = 15,847,488.98
5. Step 5: Solve for x
   x = 15,847,488.98/6,111.33
6. Step 6: Final answer
   x = 2,593.13