Finding the Fourth Proportional to 12,077.30, 16,665.72 and 6,770.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,077.30 : 16,665.72 = 6,770.96 : x
2. Step 2: Convert to fraction form
   12,077.30/16,665.72 = 6,770.96/x
3. Step 3: Cross multiply
   12,077.30x = 16,665.72 × 6,770.96
4. Step 4: Simplify right side
   12,077.30x = 112,842,923.49
5. Step 5: Solve for x
   x = 112,842,923.49/12,077.30
6. Step 6: Final answer
   x = 9,343.39