Finding the Fourth Proportional to 6,706.86, 9,254.49 and 3,722.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,706.86 : 9,254.49 = 3,722.72 : x
2. Step 2: Convert to fraction form
   6,706.86/9,254.49 = 3,722.72/x
3. Step 3: Cross multiply
   6,706.86x = 9,254.49 × 3,722.72
4. Step 4: Simplify right side
   6,706.86x = 34,451,856.40
5. Step 5: Solve for x
   x = 34,451,856.40/6,706.86
6. Step 6: Final answer
   x = 5,136.81