Finding the Fourth Proportional to 10,548.77, 15,819.28 and 3,150.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,548.77 : 15,819.28 = 3,150.71 : x
2. Step 2: Convert to fraction form
   10,548.77/15,819.28 = 3,150.71/x
3. Step 3: Cross multiply
   10,548.77x = 15,819.28 × 3,150.71
4. Step 4: Simplify right side
   10,548.77x = 49,841,947.94
5. Step 5: Solve for x
   x = 49,841,947.94/10,548.77
6. Step 6: Final answer
   x = 4,724.91