Finding the Fourth Proportional to 10,408.52, 15,615.08 and 4,858.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,408.52 : 15,615.08 = 4,858.83 : x
2. Step 2: Convert to fraction form
   10,408.52/15,615.08 = 4,858.83/x
3. Step 3: Cross multiply
   10,408.52x = 15,615.08 × 4,858.83
4. Step 4: Simplify right side
   10,408.52x = 75,870,994.86
5. Step 5: Solve for x
   x = 75,870,994.86/10,408.52
6. Step 6: Final answer
   x = 7,289.32