Finding the Fourth Proportional to 5,139.74, 7,092.69 and 2,901.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,139.74 : 7,092.69 = 2,901.59 : x
2. Step 2: Convert to fraction form
   5,139.74/7,092.69 = 2,901.59/x
3. Step 3: Cross multiply
   5,139.74x = 7,092.69 × 2,901.59
4. Step 4: Simplify right side
   5,139.74x = 20,580,078.38
5. Step 5: Solve for x
   x = 20,580,078.38/5,139.74
6. Step 6: Final answer
   x = 4,004.11