Finding the Fourth Proportional to 16,377.90, 22,601.52 and 9,663.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,377.90 : 22,601.52 = 9,663.54 : x
2. Step 2: Convert to fraction form
   16,377.90/22,601.52 = 9,663.54/x
3. Step 3: Cross multiply
   16,377.90x = 22,601.52 × 9,663.54
4. Step 4: Simplify right side
   16,377.90x = 218,410,692.58
5. Step 5: Solve for x
   x = 218,410,692.58/16,377.90
6. Step 6: Final answer
   x = 13,335.70