Finding the Fourth Proportional to 16,849.94, 23,254.49 and 9,680.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,849.94 : 23,254.49 = 9,680.86 : x
2. Step 2: Convert to fraction form
   16,849.94/23,254.49 = 9,680.86/x
3. Step 3: Cross multiply
   16,849.94x = 23,254.49 × 9,680.86
4. Step 4: Simplify right side
   16,849.94x = 225,123,355.52
5. Step 5: Solve for x
   x = 225,123,355.52/16,849.94
6. Step 6: Final answer
   x = 13,360.48