Finding the Fourth Proportional to 8,150.22, 12,211.56 and 5,226.93

Step by Step Solution

1. Step 1: Write the proportion equation
   8,150.22 : 12,211.56 = 5,226.93 : x
2. Step 2: Convert to fraction form
   8,150.22/12,211.56 = 5,226.93/x
3. Step 3: Cross multiply
   8,150.22x = 12,211.56 × 5,226.93
4. Step 4: Simplify right side
   8,150.22x = 63,828,969.31
5. Step 5: Solve for x
   x = 63,828,969.31/8,150.22
6. Step 6: Final answer
   x = 7,831.56