Finding the Fourth Proportional to 10,503.45, 14,494.71 and 5,723.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,503.45 : 14,494.71 = 5,723.28 : x
2. Step 2: Convert to fraction form
   10,503.45/14,494.71 = 5,723.28/x
3. Step 3: Cross multiply
   10,503.45x = 14,494.71 × 5,723.28
4. Step 4: Simplify right side
   10,503.45x = 82,957,283.85
5. Step 5: Solve for x
   x = 82,957,283.85/10,503.45
6. Step 6: Final answer
   x = 7,898.10