Finding the Fourth Proportional to 16,554.69, 22,845.47 and 9,102.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,554.69 : 22,845.47 = 9,102.69 : x
2. Step 2: Convert to fraction form
   16,554.69/22,845.47 = 9,102.69/x
3. Step 3: Cross multiply
   16,554.69x = 22,845.47 × 9,102.69
4. Step 4: Simplify right side
   16,554.69x = 207,955,231.31
5. Step 5: Solve for x
   x = 207,955,231.31/16,554.69
6. Step 6: Final answer
   x = 12,561.71