Finding the Fourth Proportional to 13,836.38, 19,092.73 and 7,786.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,836.38 : 19,092.73 = 7,786.52 : x
2. Step 2: Convert to fraction form
   13,836.38/19,092.73 = 7,786.52/x
3. Step 3: Cross multiply
   13,836.38x = 19,092.73 × 7,786.52
4. Step 4: Simplify right side
   13,836.38x = 148,665,789.60
5. Step 5: Solve for x
   x = 148,665,789.60/13,836.38
6. Step 6: Final answer
   x = 10,744.56