Finding the Fourth Proportional to 8,942.96, 13,405.22 and 5,829.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,942.96 : 13,405.22 = 5,829.06 : x
2. Step 2: Convert to fraction form
   8,942.96/13,405.22 = 5,829.06/x
3. Step 3: Cross multiply
   8,942.96x = 13,405.22 × 5,829.06
4. Step 4: Simplify right side
   8,942.96x = 78,139,831.69
5. Step 5: Solve for x
   x = 78,139,831.69/8,942.96
6. Step 6: Final answer
   x = 8,737.58