Finding the Fourth Proportional to 9,788.46, 14,684.85 and 2,863.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,788.46 : 14,684.85 = 2,863.50 : x
2. Step 2: Convert to fraction form
   9,788.46/14,684.85 = 2,863.50/x
3. Step 3: Cross multiply
   9,788.46x = 14,684.85 × 2,863.50
4. Step 4: Simplify right side
   9,788.46x = 42,050,067.98
5. Step 5: Solve for x
   x = 42,050,067.98/9,788.46
6. Step 6: Final answer
   x = 4,295.88