Finding the Fourth Proportional to 9,325.98, 12,869.46 and 5,346.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,325.98 : 12,869.46 = 5,346.72 : x
2. Step 2: Convert to fraction form
   9,325.98/12,869.46 = 5,346.72/x
3. Step 3: Cross multiply
   9,325.98x = 12,869.46 × 5,346.72
4. Step 4: Simplify right side
   9,325.98x = 68,809,399.17
5. Step 5: Solve for x
   x = 68,809,399.17/9,325.98
6. Step 6: Final answer
   x = 7,378.25