Finding the Fourth Proportional to 9,783.50, 14,672.17 and 3,208.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,783.50 : 14,672.17 = 3,208.16 : x
2. Step 2: Convert to fraction form
   9,783.50/14,672.17 = 3,208.16/x
3. Step 3: Cross multiply
   9,783.50x = 14,672.17 × 3,208.16
4. Step 4: Simplify right side
   9,783.50x = 47,070,627.07
5. Step 5: Solve for x
   x = 47,070,627.07/9,783.50
6. Step 6: Final answer
   x = 4,811.23