Finding the Fourth Proportional to 12,080.50, 16,671.12 and 7,048.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,080.50 : 16,671.12 = 7,048.18 : x
2. Step 2: Convert to fraction form
   12,080.50/16,671.12 = 7,048.18/x
3. Step 3: Cross multiply
   12,080.50x = 16,671.12 × 7,048.18
4. Step 4: Simplify right side
   12,080.50x = 117,501,054.56
5. Step 5: Solve for x
   x = 117,501,054.56/12,080.50
6. Step 6: Final answer
   x = 9,726.51