Finding the Fourth Proportional to 10,875.76, 16,319.22 and 5,329

Step by Step Solution

1. Step 1: Write the proportion equation
   10,875.76 : 16,319.22 = 5,329 : x
2. Step 2: Convert to fraction form
   10,875.76/16,319.22 = 5,329/x
3. Step 3: Cross multiply
   10,875.76x = 16,319.22 × 5,329
4. Step 4: Simplify right side
   10,875.76x = 86,965,123.38
5. Step 5: Solve for x
   x = 86,965,123.38/10,875.76
6. Step 6: Final answer
   x = 7,996.23