Finding the Fourth Proportional to 12,080.58, 16,678.35 and 7,608.17

Step by Step Solution

1. Step 1: Write the proportion equation
   12,080.58 : 16,678.35 = 7,608.17 : x
2. Step 2: Convert to fraction form
   12,080.58/16,678.35 = 7,608.17/x
3. Step 3: Cross multiply
   12,080.58x = 16,678.35 × 7,608.17
4. Step 4: Simplify right side
   12,080.58x = 126,891,722.12
5. Step 5: Solve for x
   x = 126,891,722.12/12,080.58
6. Step 6: Final answer
   x = 10,503.78