Finding the Fourth Proportional to 8,048.72, 12,064.84 and 3,116.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,048.72 : 12,064.84 = 3,116.46 : x
2. Step 2: Convert to fraction form
   8,048.72/12,064.84 = 3,116.46/x
3. Step 3: Cross multiply
   8,048.72x = 12,064.84 × 3,116.46
4. Step 4: Simplify right side
   8,048.72x = 37,599,591.27
5. Step 5: Solve for x
   x = 37,599,591.27/8,048.72
6. Step 6: Final answer
   x = 4,671.50