Finding the Fourth Proportional to 12,866.24, 19,282.05 and 5,468.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,866.24 : 19,282.05 = 5,468.72 : x
2. Step 2: Convert to fraction form
   12,866.24/19,282.05 = 5,468.72/x
3. Step 3: Cross multiply
   12,866.24x = 19,282.05 × 5,468.72
4. Step 4: Simplify right side
   12,866.24x = 105,448,036.07
5. Step 5: Solve for x
   x = 105,448,036.07/12,866.24
6. Step 6: Final answer
   x = 8,195.71