Finding the Fourth Proportional to 10,706.72, 16,067.34 and 3,781.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,706.72 : 16,067.34 = 3,781.22 : x
2. Step 2: Convert to fraction form
   10,706.72/16,067.34 = 3,781.22/x
3. Step 3: Cross multiply
   10,706.72x = 16,067.34 × 3,781.22
4. Step 4: Simplify right side
   10,706.72x = 60,754,067.02
5. Step 5: Solve for x
   x = 60,754,067.02/10,706.72
6. Step 6: Final answer
   x = 5,674.39