Finding the Fourth Proportional to 9,765.03, 14,643.17 and 5,818.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,765.03 : 14,643.17 = 5,818.15 : x
2. Step 2: Convert to fraction form
   9,765.03/14,643.17 = 5,818.15/x
3. Step 3: Cross multiply
   9,765.03x = 14,643.17 × 5,818.15
4. Step 4: Simplify right side
   9,765.03x = 85,196,171.69
5. Step 5: Solve for x
   x = 85,196,171.69/9,765.03
6. Step 6: Final answer
   x = 8,724.62