Finding the Fourth Proportional to 10,269.53, 14,171.95 and 5,553.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,269.53 : 14,171.95 = 5,553.82 : x
2. Step 2: Convert to fraction form
   10,269.53/14,171.95 = 5,553.82/x
3. Step 3: Cross multiply
   10,269.53x = 14,171.95 × 5,553.82
4. Step 4: Simplify right side
   10,269.53x = 78,708,459.35
5. Step 5: Solve for x
   x = 78,708,459.35/10,269.53
6. Step 6: Final answer
   x = 7,664.27