Finding the Fourth Proportional to 9,337.46, 12,885.75 and 5,358.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,337.46 : 12,885.75 = 5,358.47 : x
2. Step 2: Convert to fraction form
   9,337.46/12,885.75 = 5,358.47/x
3. Step 3: Cross multiply
   9,337.46x = 12,885.75 × 5,358.47
4. Step 4: Simplify right side
   9,337.46x = 69,047,840.37
5. Step 5: Solve for x
   x = 69,047,840.37/9,337.46
6. Step 6: Final answer
   x = 7,394.72