Finding the Fourth Proportional to 9,783.98, 14,675.92 and 2,388.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,783.98 : 14,675.92 = 2,388.48 : x
2. Step 2: Convert to fraction form
   9,783.98/14,675.92 = 2,388.48/x
3. Step 3: Cross multiply
   9,783.98x = 14,675.92 × 2,388.48
4. Step 4: Simplify right side
   9,783.98x = 35,053,080.40
5. Step 5: Solve for x
   x = 35,053,080.40/9,783.98
6. Step 6: Final answer
   x = 3,582.70