Finding the Fourth Proportional to 16,738.10, 25,105.79 and 5,644.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,738.10 : 25,105.79 = 5,644.55 : x
2. Step 2: Convert to fraction form
   16,738.10/25,105.79 = 5,644.55/x
3. Step 3: Cross multiply
   16,738.10x = 25,105.79 × 5,644.55
4. Step 4: Simplify right side
   16,738.10x = 141,710,886.94
5. Step 5: Solve for x
   x = 141,710,886.94/16,738.10
6. Step 6: Final answer
   x = 8,466.37