Finding the Fourth Proportional to 10,559.94, 15,840.82 and 2,768.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,559.94 : 15,840.82 = 2,768.76 : x
2. Step 2: Convert to fraction form
   10,559.94/15,840.82 = 2,768.76/x
3. Step 3: Cross multiply
   10,559.94x = 15,840.82 × 2,768.76
4. Step 4: Simplify right side
   10,559.94x = 43,859,428.78
5. Step 5: Solve for x
   x = 43,859,428.78/10,559.94
6. Step 6: Final answer
   x = 4,153.38