Finding the Fourth Proportional to 10,517.82, 15,776.72 and 2,726.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,517.82 : 15,776.72 = 2,726.63 : x
2. Step 2: Convert to fraction form
   10,517.82/15,776.72 = 2,726.63/x
3. Step 3: Cross multiply
   10,517.82x = 15,776.72 × 2,726.63
4. Step 4: Simplify right side
   10,517.82x = 43,017,278.05
5. Step 5: Solve for x
   x = 43,017,278.05/10,517.82
6. Step 6: Final answer
   x = 4,089.94