Finding the Fourth Proportional to 16,377.34, 22,604.38 and 10,407.85

Step by Step Solution

1. Step 1: Write the proportion equation
   16,377.34 : 22,604.38 = 10,407.85 : x
2. Step 2: Convert to fraction form
   16,377.34/22,604.38 = 10,407.85/x
3. Step 3: Cross multiply
   16,377.34x = 22,604.38 × 10,407.85
4. Step 4: Simplify right side
   16,377.34x = 235,262,996.38
5. Step 5: Solve for x
   x = 235,262,996.38/16,377.34
6. Step 6: Final answer
   x = 14,365.15