Finding the Fourth Proportional to 10,329.31, 14,233.89 and 7,180.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,329.31 : 14,233.89 = 7,180.03 : x
2. Step 2: Convert to fraction form
   10,329.31/14,233.89 = 7,180.03/x
3. Step 3: Cross multiply
   10,329.31x = 14,233.89 × 7,180.03
4. Step 4: Simplify right side
   10,329.31x = 102,199,757.22
5. Step 5: Solve for x
   x = 102,199,757.22/10,329.31
6. Step 6: Final answer
   x = 9,894.15