Finding the Fourth Proportional to 9,361.78, 12,920.01 and 5,825.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,361.78 : 12,920.01 = 5,825.52 : x
2. Step 2: Convert to fraction form
   9,361.78/12,920.01 = 5,825.52/x
3. Step 3: Cross multiply
   9,361.78x = 12,920.01 × 5,825.52
4. Step 4: Simplify right side
   9,361.78x = 75,265,754.81
5. Step 5: Solve for x
   x = 75,265,754.81/9,361.78
6. Step 6: Final answer
   x = 8,039.69