Finding the Fourth Proportional to 16,645.97, 22,971.50 and 9,092.39

Step by Step Solution

1. Step 1: Write the proportion equation
   16,645.97 : 22,971.50 = 9,092.39 : x
2. Step 2: Convert to fraction form
   16,645.97/22,971.50 = 9,092.39/x
3. Step 3: Cross multiply
   16,645.97x = 22,971.50 × 9,092.39
4. Step 4: Simplify right side
   16,645.97x = 208,865,676.57
5. Step 5: Solve for x
   x = 208,865,676.57/16,645.97
6. Step 6: Final answer
   x = 12,547.53