Finding the Fourth Proportional to 6,940.16, 10,404.18 and 3,043.28

Step by Step Solution

1. Step 1: Write the proportion equation
   6,940.16 : 10,404.18 = 3,043.28 : x
2. Step 2: Convert to fraction form
   6,940.16/10,404.18 = 3,043.28/x
3. Step 3: Cross multiply
   6,940.16x = 10,404.18 × 3,043.28
4. Step 4: Simplify right side
   6,940.16x = 31,662,832.91
5. Step 5: Solve for x
   x = 31,662,832.91/6,940.16
6. Step 6: Final answer
   x = 4,562.26