Finding the Fourth Proportional to 9,885.03, 14,825.20 and 2,863.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,885.03 : 14,825.20 = 2,863.18 : x
2. Step 2: Convert to fraction form
   9,885.03/14,825.20 = 2,863.18/x
3. Step 3: Cross multiply
   9,885.03x = 14,825.20 × 2,863.18
4. Step 4: Simplify right side
   9,885.03x = 42,447,216.14
5. Step 5: Solve for x
   x = 42,447,216.14/9,885.03
6. Step 6: Final answer
   x = 4,294.09