Finding the Fourth Proportional to 19,404.91, 29,112.72 and 7,726.33

Step by Step Solution

1. Step 1: Write the proportion equation
   19,404.91 : 29,112.72 = 7,726.33 : x
2. Step 2: Convert to fraction form
   19,404.91/29,112.72 = 7,726.33/x
3. Step 3: Cross multiply
   19,404.91x = 29,112.72 × 7,726.33
4. Step 4: Simplify right side
   19,404.91x = 224,934,481.92
5. Step 5: Solve for x
   x = 224,934,481.92/19,404.91
6. Step 6: Final answer
   x = 11,591.63