Finding the Fourth Proportional to 9,337.31, 12,885.34 and 5,358.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,337.31 : 12,885.34 = 5,358.33 : x
2. Step 2: Convert to fraction form
   9,337.31/12,885.34 = 5,358.33/x
3. Step 3: Cross multiply
   9,337.31x = 12,885.34 × 5,358.33
4. Step 4: Simplify right side
   9,337.31x = 69,043,903.88
5. Step 5: Solve for x
   x = 69,043,903.88/9,337.31
6. Step 6: Final answer
   x = 7,394.41