Finding the Fourth Proportional to 10,645.53, 14,691.28 and 5,929.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,645.53 : 14,691.28 = 5,929.81 : x
2. Step 2: Convert to fraction form
   10,645.53/14,691.28 = 5,929.81/x
3. Step 3: Cross multiply
   10,645.53x = 14,691.28 × 5,929.81
4. Step 4: Simplify right side
   10,645.53x = 87,116,499.06
5. Step 5: Solve for x
   x = 87,116,499.06/10,645.53
6. Step 6: Final answer
   x = 8,183.39