Finding the Fourth Proportional to 6,513.72, 9,768.78 and 1,833.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,513.72 : 9,768.78 = 1,833.42 : x
2. Step 2: Convert to fraction form
   6,513.72/9,768.78 = 1,833.42/x
3. Step 3: Cross multiply
   6,513.72x = 9,768.78 × 1,833.42
4. Step 4: Simplify right side
   6,513.72x = 17,910,276.63
5. Step 5: Solve for x
   x = 17,910,276.63/6,513.72
6. Step 6: Final answer
   x = 2,749.62