Finding the Fourth Proportional to 9,708.30, 14,559.63 and 3,783.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,708.30 : 14,559.63 = 3,783.86 : x
2. Step 2: Convert to fraction form
   9,708.30/14,559.63 = 3,783.86/x
3. Step 3: Cross multiply
   9,708.30x = 14,559.63 × 3,783.86
4. Step 4: Simplify right side
   9,708.30x = 55,091,582.65
5. Step 5: Solve for x
   x = 55,091,582.65/9,708.30
6. Step 6: Final answer
   x = 5,674.69