Finding the Fourth Proportional to 10,412.98, 15,621.76 and 4,863.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,412.98 : 15,621.76 = 4,863.27 : x
2. Step 2: Convert to fraction form
   10,412.98/15,621.76 = 4,863.27/x
3. Step 3: Cross multiply
   10,412.98x = 15,621.76 × 4,863.27
4. Step 4: Simplify right side
   10,412.98x = 75,972,836.76
5. Step 5: Solve for x
   x = 75,972,836.76/10,412.98
6. Step 6: Final answer
   x = 7,295.97