Finding the Fourth Proportional to 7,448.79, 10,346.72 and 7,329.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,448.79 : 10,346.72 = 7,329.72 : x
2. Step 2: Convert to fraction form
   7,448.79/10,346.72 = 7,329.72/x
3. Step 3: Cross multiply
   7,448.79x = 10,346.72 × 7,329.72
4. Step 4: Simplify right side
   7,448.79x = 75,838,578.84
5. Step 5: Solve for x
   x = 75,838,578.84/7,448.79
6. Step 6: Final answer
   x = 10,181.33