Finding the Fourth Proportional to 16,801.50, 23,186.61 and 9,247.44

Step by Step Solution

1. Step 1: Write the proportion equation
   16,801.50 : 23,186.61 = 9,247.44 : x
2. Step 2: Convert to fraction form
   16,801.50/23,186.61 = 9,247.44/x
3. Step 3: Cross multiply
   16,801.50x = 23,186.61 × 9,247.44
4. Step 4: Simplify right side
   16,801.50x = 214,416,784.78
5. Step 5: Solve for x
   x = 214,416,784.78/16,801.50
6. Step 6: Final answer
   x = 12,761.76