Finding the Fourth Proportional to 6,885.74, 10,324.42 and 2,934.79

Step by Step Solution

1. Step 1: Write the proportion equation
   6,885.74 : 10,324.42 = 2,934.79 : x
2. Step 2: Convert to fraction form
   6,885.74/10,324.42 = 2,934.79/x
3. Step 3: Cross multiply
   6,885.74x = 10,324.42 × 2,934.79
4. Step 4: Simplify right side
   6,885.74x = 30,300,008.72
5. Step 5: Solve for x
   x = 30,300,008.72/6,885.74
6. Step 6: Final answer
   x = 4,400.40