Finding the Fourth Proportional to 9,783.92, 14,676.48 and 3,940.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,783.92 : 14,676.48 = 3,940.52 : x
2. Step 2: Convert to fraction form
   9,783.92/14,676.48 = 3,940.52/x
3. Step 3: Cross multiply
   9,783.92x = 14,676.48 × 3,940.52
4. Step 4: Simplify right side
   9,783.92x = 57,832,962.97
5. Step 5: Solve for x
   x = 57,832,962.97/9,783.92
6. Step 6: Final answer
   x = 5,911.02