Finding the Fourth Proportional to 9,837.38, 13,575.56 and 5,361.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,837.38 : 13,575.56 = 5,361.17 : x
2. Step 2: Convert to fraction form
   9,837.38/13,575.56 = 5,361.17/x
3. Step 3: Cross multiply
   9,837.38x = 13,575.56 × 5,361.17
4. Step 4: Simplify right side
   9,837.38x = 72,780,790.32
5. Step 5: Solve for x
   x = 72,780,790.32/9,837.38
6. Step 6: Final answer
   x = 7,398.40