Finding the Fourth Proportional to 9,784.55, 14,673.65 and 3,209.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,784.55 : 14,673.65 = 3,209.18 : x
2. Step 2: Convert to fraction form
   9,784.55/14,673.65 = 3,209.18/x
3. Step 3: Cross multiply
   9,784.55x = 14,673.65 × 3,209.18
4. Step 4: Simplify right side
   9,784.55x = 47,090,294.69
5. Step 5: Solve for x
   x = 47,090,294.69/9,784.55
6. Step 6: Final answer
   x = 4,812.72