Finding the Fourth Proportional to 12,079.82, 18,118.92 and 3,314

Step by Step Solution

1. Step 1: Write the proportion equation
   12,079.82 : 18,118.92 = 3,314 : x
2. Step 2: Convert to fraction form
   12,079.82/18,118.92 = 3,314/x
3. Step 3: Cross multiply
   12,079.82x = 18,118.92 × 3,314
4. Step 4: Simplify right side
   12,079.82x = 60,046,100.88
5. Step 5: Solve for x
   x = 60,046,100.88/12,079.82
6. Step 6: Final answer
   x = 4,970.78