Finding the Fourth Proportional to 12,726.73, 19,091.91 and 3,962.35

Step by Step Solution

1. Step 1: Write the proportion equation
   12,726.73 : 19,091.91 = 3,962.35 : x
2. Step 2: Convert to fraction form
   12,726.73/19,091.91 = 3,962.35/x
3. Step 3: Cross multiply
   12,726.73x = 19,091.91 × 3,962.35
4. Step 4: Simplify right side
   12,726.73x = 75,648,829.59
5. Step 5: Solve for x
   x = 75,648,829.59/12,726.73
6. Step 6: Final answer
   x = 5,944.09