Finding the Fourth Proportional to 10,630.31, 15,944.22 and 2,839.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,630.31 : 15,944.22 = 2,839.73 : x
2. Step 2: Convert to fraction form
   10,630.31/15,944.22 = 2,839.73/x
3. Step 3: Cross multiply
   10,630.31x = 15,944.22 × 2,839.73
4. Step 4: Simplify right side
   10,630.31x = 45,277,279.86
5. Step 5: Solve for x
   x = 45,277,279.86/10,630.31
6. Step 6: Final answer
   x = 4,259.26