Finding the Fourth Proportional to 9,234.62, 12,735.12 and 7,352.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,234.62 : 12,735.12 = 7,352.42 : x
2. Step 2: Convert to fraction form
   9,234.62/12,735.12 = 7,352.42/x
3. Step 3: Cross multiply
   9,234.62x = 12,735.12 × 7,352.42
4. Step 4: Simplify right side
   9,234.62x = 93,633,914.89
5. Step 5: Solve for x
   x = 93,633,914.89/9,234.62
6. Step 6: Final answer
   x = 10,139.45