Finding the Fourth Proportional to 10,850.82, 16,276.22 and 10,296.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,850.82 : 16,276.22 = 10,296.78 : x
2. Step 2: Convert to fraction form
   10,850.82/16,276.22 = 10,296.78/x
3. Step 3: Cross multiply
   10,850.82x = 16,276.22 × 10,296.78
4. Step 4: Simplify right side
   10,850.82x = 167,592,656.57
5. Step 5: Solve for x
   x = 167,592,656.57/10,850.82
6. Step 6: Final answer
   x = 15,445.16