Finding the Fourth Proportional to 10,963.08, 16,447.05 and 5,116.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,963.08 : 16,447.05 = 5,116.50 : x
2. Step 2: Convert to fraction form
   10,963.08/16,447.05 = 5,116.50/x
3. Step 3: Cross multiply
   10,963.08x = 16,447.05 × 5,116.50
4. Step 4: Simplify right side
   10,963.08x = 84,151,331.33
5. Step 5: Solve for x
   x = 84,151,331.33/10,963.08
6. Step 6: Final answer
   x = 7,675.88