Finding the Fourth Proportional to 5,139.14, 7,092.69 and 2,901.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,139.14 : 7,092.69 = 2,901.50 : x
2. Step 2: Convert to fraction form
   5,139.14/7,092.69 = 2,901.50/x
3. Step 3: Cross multiply
   5,139.14x = 7,092.69 × 2,901.50
4. Step 4: Simplify right side
   5,139.14x = 20,579,440.04
5. Step 5: Solve for x
   x = 20,579,440.04/5,139.14
6. Step 6: Final answer
   x = 4,004.45