Finding the Fourth Proportional to 9,230.19, 12,743.78 and 5,698.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,230.19 : 12,743.78 = 5,698.59 : x
2. Step 2: Convert to fraction form
   9,230.19/12,743.78 = 5,698.59/x
3. Step 3: Cross multiply
   9,230.19x = 12,743.78 × 5,698.59
4. Step 4: Simplify right side
   9,230.19x = 72,621,548.78
5. Step 5: Solve for x
   x = 72,621,548.78/9,230.19
6. Step 6: Final answer
   x = 7,867.83