Finding the Fourth Proportional to 6,111.94, 9,174.74 and 5,710.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.94 : 9,174.74 = 5,710.42 : x
2. Step 2: Convert to fraction form
   6,111.94/9,174.74 = 5,710.42/x
3. Step 3: Cross multiply
   6,111.94x = 9,174.74 × 5,710.42
4. Step 4: Simplify right side
   6,111.94x = 52,391,618.79
5. Step 5: Solve for x
   x = 52,391,618.79/6,111.94
6. Step 6: Final answer
   x = 8,572.01