Finding the Fourth Proportional to 10,279.22, 14,185.33 and 5,563.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,279.22 : 14,185.33 = 5,563.49 : x
2. Step 2: Convert to fraction form
   10,279.22/14,185.33 = 5,563.49/x
3. Step 3: Cross multiply
   10,279.22x = 14,185.33 × 5,563.49
4. Step 4: Simplify right side
   10,279.22x = 78,919,856.77
5. Step 5: Solve for x
   x = 78,919,856.77/10,279.22
6. Step 6: Final answer
   x = 7,677.62