Finding the Fourth Proportional to 23,443.61, 35,161.62 and 8,659.49

Step by Step Solution

1. Step 1: Write the proportion equation
   23,443.61 : 35,161.62 = 8,659.49 : x
2. Step 2: Convert to fraction form
   23,443.61/35,161.62 = 8,659.49/x
3. Step 3: Cross multiply
   23,443.61x = 35,161.62 × 8,659.49
4. Step 4: Simplify right side
   23,443.61x = 304,481,696.77
5. Step 5: Solve for x
   x = 304,481,696.77/23,443.61
6. Step 6: Final answer
   x = 12,987.83