Finding the Fourth Proportional to 16,036.28, 24,064.75 and 8,645.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,036.28 : 24,064.75 = 8,645.89 : x
2. Step 2: Convert to fraction form
   16,036.28/24,064.75 = 8,645.89/x
3. Step 3: Cross multiply
   16,036.28x = 24,064.75 × 8,645.89
4. Step 4: Simplify right side
   16,036.28x = 208,061,128.51
5. Step 5: Solve for x
   x = 208,061,128.51/16,036.28
6. Step 6: Final answer
   x = 12,974.40