Finding the Fourth Proportional to 8,783.19, 13,172.69 and 3,233.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,783.19 : 13,172.69 = 3,233.54 : x
2. Step 2: Convert to fraction form
   8,783.19/13,172.69 = 3,233.54/x
3. Step 3: Cross multiply
   8,783.19x = 13,172.69 × 3,233.54
4. Step 4: Simplify right side
   8,783.19x = 42,594,461.04
5. Step 5: Solve for x
   x = 42,594,461.04/8,783.19
6. Step 6: Final answer
   x = 4,849.54