Finding the Fourth Proportional to 10,162.84, 15,243.78 and 4,963.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,162.84 : 15,243.78 = 4,963.48 : x
2. Step 2: Convert to fraction form
   10,162.84/15,243.78 = 4,963.48/x
3. Step 3: Cross multiply
   10,162.84x = 15,243.78 × 4,963.48
4. Step 4: Simplify right side
   10,162.84x = 75,662,197.15
5. Step 5: Solve for x
   x = 75,662,197.15/10,162.84
6. Step 6: Final answer
   x = 7,444.99