Finding the Fourth Proportional to 9,828.32, 14,743.76 and 2,808.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,828.32 : 14,743.76 = 2,808.59 : x
2. Step 2: Convert to fraction form
   9,828.32/14,743.76 = 2,808.59/x
3. Step 3: Cross multiply
   9,828.32x = 14,743.76 × 2,808.59
4. Step 4: Simplify right side
   9,828.32x = 41,409,089.14
5. Step 5: Solve for x
   x = 41,409,089.14/9,828.32
6. Step 6: Final answer
   x = 4,213.24