Finding the Fourth Proportional to 10,871.34, 16,308.63 and 3,079.95

Step by Step Solution

1. Step 1: Write the proportion equation
   10,871.34 : 16,308.63 = 3,079.95 : x
2. Step 2: Convert to fraction form
   10,871.34/16,308.63 = 3,079.95/x
3. Step 3: Cross multiply
   10,871.34x = 16,308.63 × 3,079.95
4. Step 4: Simplify right side
   10,871.34x = 50,229,764.97
5. Step 5: Solve for x
   x = 50,229,764.97/10,871.34
6. Step 6: Final answer
   x = 4,620.38