Finding the Fourth Proportional to 8,783.88, 13,179.69 and 3,235.92

Step by Step Solution

1. Step 1: Write the proportion equation
   8,783.88 : 13,179.69 = 3,235.92 : x
2. Step 2: Convert to fraction form
   8,783.88/13,179.69 = 3,235.92/x
3. Step 3: Cross multiply
   8,783.88x = 13,179.69 × 3,235.92
4. Step 4: Simplify right side
   8,783.88x = 42,648,422.46
5. Step 5: Solve for x
   x = 42,648,422.46/8,783.88
6. Step 6: Final answer
   x = 4,855.31