Finding the Fourth Proportional to 9,783.10, 14,674.63 and 3,543.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,783.10 : 14,674.63 = 3,543.09 : x
2. Step 2: Convert to fraction form
   9,783.10/14,674.63 = 3,543.09/x
3. Step 3: Cross multiply
   9,783.10x = 14,674.63 × 3,543.09
4. Step 4: Simplify right side
   9,783.10x = 51,993,443.72
5. Step 5: Solve for x
   x = 51,993,443.72/9,783.10
6. Step 6: Final answer
   x = 5,314.62