Finding the Fourth Proportional to 9,863.10, 13,611.24 and 5,884.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,863.10 : 13,611.24 = 5,884.56 : x
2. Step 2: Convert to fraction form
   9,863.10/13,611.24 = 5,884.56/x
3. Step 3: Cross multiply
   9,863.10x = 13,611.24 × 5,884.56
4. Step 4: Simplify right side
   9,863.10x = 80,096,158.45
5. Step 5: Solve for x
   x = 80,096,158.45/9,863.10
6. Step 6: Final answer
   x = 8,120.79