Finding the Fourth Proportional to 12,323.94, 18,477.45 and 4,426.29

Step by Step Solution

1. Step 1: Write the proportion equation
   12,323.94 : 18,477.45 = 4,426.29 : x
2. Step 2: Convert to fraction form
   12,323.94/18,477.45 = 4,426.29/x
3. Step 3: Cross multiply
   12,323.94x = 18,477.45 × 4,426.29
4. Step 4: Simplify right side
   12,323.94x = 81,786,552.16
5. Step 5: Solve for x
   x = 81,786,552.16/12,323.94
6. Step 6: Final answer
   x = 6,636.40