Finding the Fourth Proportional to 16,369.08, 22,569.50 and 12,736.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,369.08 : 22,569.50 = 12,736.18 : x
2. Step 2: Convert to fraction form
   16,369.08/22,569.50 = 12,736.18/x
3. Step 3: Cross multiply
   16,369.08x = 22,569.50 × 12,736.18
4. Step 4: Simplify right side
   16,369.08x = 287,449,214.51
5. Step 5: Solve for x
   x = 287,449,214.51/16,369.08
6. Step 6: Final answer
   x = 17,560.50