Finding the Fourth Proportional to 5,151.59, 7,108.89 and 2,913.33

Step by Step Solution

1. Step 1: Write the proportion equation
   5,151.59 : 7,108.89 = 2,913.33 : x
2. Step 2: Convert to fraction form
   5,151.59/7,108.89 = 2,913.33/x
3. Step 3: Cross multiply
   5,151.59x = 7,108.89 × 2,913.33
4. Step 4: Simplify right side
   5,151.59x = 20,710,542.50
5. Step 5: Solve for x
   x = 20,710,542.50/5,151.59
6. Step 6: Final answer
   x = 4,020.23