Finding the Fourth Proportional to 9,397.60, 12,965.45 and 5,361.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,397.60 : 12,965.45 = 5,361.53 : x
2. Step 2: Convert to fraction form
   9,397.60/12,965.45 = 5,361.53/x
3. Step 3: Cross multiply
   9,397.60x = 12,965.45 × 5,361.53
4. Step 4: Simplify right side
   9,397.60x = 69,514,597.72
5. Step 5: Solve for x
   x = 69,514,597.72/9,397.60
6. Step 6: Final answer
   x = 7,397.06