Finding the Fourth Proportional to 10,756.32, 16,144.20 and 7,296

Step by Step Solution

1. Step 1: Write the proportion equation
   10,756.32 : 16,144.20 = 7,296 : x
2. Step 2: Convert to fraction form
   10,756.32/16,144.20 = 7,296/x
3. Step 3: Cross multiply
   10,756.32x = 16,144.20 × 7,296
4. Step 4: Simplify right side
   10,756.32x = 117,788,083.20
5. Step 5: Solve for x
   x = 117,788,083.20/10,756.32
6. Step 6: Final answer
   x = 10,950.59