Finding the Fourth Proportional to 16,868.06, 23,278.30 and 9,314.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,868.06 : 23,278.30 = 9,314.38 : x
2. Step 2: Convert to fraction form
   16,868.06/23,278.30 = 9,314.38/x
3. Step 3: Cross multiply
   16,868.06x = 23,278.30 × 9,314.38
4. Step 4: Simplify right side
   16,868.06x = 216,822,850.47
5. Step 5: Solve for x
   x = 216,822,850.47/16,868.06
6. Step 6: Final answer
   x = 12,854.05