Finding the Fourth Proportional to 12,066.57, 16,651.71 and 6,761.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,066.57 : 16,651.71 = 6,761.34 : x
2. Step 2: Convert to fraction form
   12,066.57/16,651.71 = 6,761.34/x
3. Step 3: Cross multiply
   12,066.57x = 16,651.71 × 6,761.34
4. Step 4: Simplify right side
   12,066.57x = 112,587,872.89
5. Step 5: Solve for x
   x = 112,587,872.89/12,066.57
6. Step 6: Final answer
   x = 9,330.56