Finding the Fourth Proportional to 10,645.56, 14,690.34 and 5,930.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,645.56 : 14,690.34 = 5,930.28 : x
2. Step 2: Convert to fraction form
   10,645.56/14,690.34 = 5,930.28/x
3. Step 3: Cross multiply
   10,645.56x = 14,690.34 × 5,930.28
4. Step 4: Simplify right side
   10,645.56x = 87,117,829.50
5. Step 5: Solve for x
   x = 87,117,829.50/10,645.56
6. Step 6: Final answer
   x = 8,183.49