Finding the Fourth Proportional to 12,173.54, 16,798.71 and 6,868.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,173.54 : 16,798.71 = 6,868.82 : x
2. Step 2: Convert to fraction form
   12,173.54/16,798.71 = 6,868.82/x
3. Step 3: Cross multiply
   12,173.54x = 16,798.71 × 6,868.82
4. Step 4: Simplify right side
   12,173.54x = 115,387,315.22
5. Step 5: Solve for x
   x = 115,387,315.22/12,173.54
6. Step 6: Final answer
   x = 9,478.53