Finding the Fourth Proportional to 16,675.50, 23,012.43 and 9,223.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,675.50 : 23,012.43 = 9,223.98 : x
2. Step 2: Convert to fraction form
   16,675.50/23,012.43 = 9,223.98/x
3. Step 3: Cross multiply
   16,675.50x = 23,012.43 × 9,223.98
4. Step 4: Simplify right side
   16,675.50x = 212,266,194.07
5. Step 5: Solve for x
   x = 212,266,194.07/16,675.50
6. Step 6: Final answer
   x = 12,729.23