Finding the Fourth Proportional to 9,783.72, 14,675.40 and 2,388.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,783.72 : 14,675.40 = 2,388.06 : x
2. Step 2: Convert to fraction form
   9,783.72/14,675.40 = 2,388.06/x
3. Step 3: Cross multiply
   9,783.72x = 14,675.40 × 2,388.06
4. Step 4: Simplify right side
   9,783.72x = 35,045,735.72
5. Step 5: Solve for x
   x = 35,045,735.72/9,783.72
6. Step 6: Final answer
   x = 3,582.05