Finding the Fourth Proportional to 10,726.88, 16,095.17 and 5,179.19

Step by Step Solution

1. Step 1: Write the proportion equation
   10,726.88 : 16,095.17 = 5,179.19 : x
2. Step 2: Convert to fraction form
   10,726.88/16,095.17 = 5,179.19/x
3. Step 3: Cross multiply
   10,726.88x = 16,095.17 × 5,179.19
4. Step 4: Simplify right side
   10,726.88x = 83,359,875.98
5. Step 5: Solve for x
   x = 83,359,875.98/10,726.88
6. Step 6: Final answer
   x = 7,771.12