Finding the Fourth Proportional to 9,398.61, 12,969.52 and 5,365.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,398.61 : 12,969.52 = 5,365.91 : x
2. Step 2: Convert to fraction form
   9,398.61/12,969.52 = 5,365.91/x
3. Step 3: Cross multiply
   9,398.61x = 12,969.52 × 5,365.91
4. Step 4: Simplify right side
   9,398.61x = 69,593,198.80
5. Step 5: Solve for x
   x = 69,593,198.80/9,398.61
6. Step 6: Final answer
   x = 7,404.63