Finding the Fourth Proportional to 9,268.32, 12,790.17 and 5,019.36

Step by Step Solution

1. Step 1: Write the proportion equation
   9,268.32 : 12,790.17 = 5,019.36 : x
2. Step 2: Convert to fraction form
   9,268.32/12,790.17 = 5,019.36/x
3. Step 3: Cross multiply
   9,268.32x = 12,790.17 × 5,019.36
4. Step 4: Simplify right side
   9,268.32x = 64,198,467.69
5. Step 5: Solve for x
   x = 64,198,467.69/9,268.32
6. Step 6: Final answer
   x = 6,926.66