Finding the Fourth Proportional to 12,080.96, 16,672.92 and 6,776.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,080.96 : 16,672.92 = 6,776.72 : x
2. Step 2: Convert to fraction form
   12,080.96/16,672.92 = 6,776.72/x
3. Step 3: Cross multiply
   12,080.96x = 16,672.92 × 6,776.72
4. Step 4: Simplify right side
   12,080.96x = 112,987,710.42
5. Step 5: Solve for x
   x = 112,987,710.42/12,080.96
6. Step 6: Final answer
   x = 9,352.54