Finding the Fourth Proportional to 10,926.10, 16,383.75 and 5,078.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,926.10 : 16,383.75 = 5,078.98 : x
2. Step 2: Convert to fraction form
   10,926.10/16,383.75 = 5,078.98/x
3. Step 3: Cross multiply
   10,926.10x = 16,383.75 × 5,078.98
4. Step 4: Simplify right side
   10,926.10x = 83,212,738.58
5. Step 5: Solve for x
   x = 83,212,738.58/10,926.10
6. Step 6: Final answer
   x = 7,615.96