Finding the Fourth Proportional to 10,648.42, 15,963.35 and 4,404.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,648.42 : 15,963.35 = 4,404.54 : x
2. Step 2: Convert to fraction form
   10,648.42/15,963.35 = 4,404.54/x
3. Step 3: Cross multiply
   10,648.42x = 15,963.35 × 4,404.54
4. Step 4: Simplify right side
   10,648.42x = 70,311,213.61
5. Step 5: Solve for x
   x = 70,311,213.61/10,648.42
6. Step 6: Final answer
   x = 6,602.97