Finding the Fourth Proportional to 6,914.69, 9,542.26 and 3,930.53

Step by Step Solution

1. Step 1: Write the proportion equation
   6,914.69 : 9,542.26 = 3,930.53 : x
2. Step 2: Convert to fraction form
   6,914.69/9,542.26 = 3,930.53/x
3. Step 3: Cross multiply
   6,914.69x = 9,542.26 × 3,930.53
4. Step 4: Simplify right side
   6,914.69x = 37,506,096.40
5. Step 5: Solve for x
   x = 37,506,096.40/6,914.69
6. Step 6: Final answer
   x = 5,424.12