Finding the Fourth Proportional to 8,064.66, 12,071.06 and 5,453.22

Step by Step Solution

1. Step 1: Write the proportion equation
   8,064.66 : 12,071.06 = 5,453.22 : x
2. Step 2: Convert to fraction form
   8,064.66/12,071.06 = 5,453.22/x
3. Step 3: Cross multiply
   8,064.66x = 12,071.06 × 5,453.22
4. Step 4: Simplify right side
   8,064.66x = 65,826,145.81
5. Step 5: Solve for x
   x = 65,826,145.81/8,064.66
6. Step 6: Final answer
   x = 8,162.30