Finding the Fourth Proportional to 5,140.96, 7,092.72 and 3,044.80

Step by Step Solution

1. Step 1: Write the proportion equation
   5,140.96 : 7,092.72 = 3,044.80 : x
2. Step 2: Convert to fraction form
   5,140.96/7,092.72 = 3,044.80/x
3. Step 3: Cross multiply
   5,140.96x = 7,092.72 × 3,044.80
4. Step 4: Simplify right side
   5,140.96x = 21,595,913.86
5. Step 5: Solve for x
   x = 21,595,913.86/5,140.96
6. Step 6: Final answer
   x = 4,200.76