Finding the Fourth Proportional to 9,281.46, 12,808.15 and 5,302.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,281.46 : 12,808.15 = 5,302.49 : x
2. Step 2: Convert to fraction form
   9,281.46/12,808.15 = 5,302.49/x
3. Step 3: Cross multiply
   9,281.46x = 12,808.15 × 5,302.49
4. Step 4: Simplify right side
   9,281.46x = 67,915,087.29
5. Step 5: Solve for x
   x = 67,915,087.29/9,281.46
6. Step 6: Final answer
   x = 7,317.28