Finding the Fourth Proportional to 43,929.78, 65,796.22 and 26,363.31

Step by Step Solution

1. Step 1: Write the proportion equation
   43,929.78 : 65,796.22 = 26,363.31 : x
2. Step 2: Convert to fraction form
   43,929.78/65,796.22 = 26,363.31/x
3. Step 3: Cross multiply
   43,929.78x = 65,796.22 × 26,363.31
4. Step 4: Simplify right side
   43,929.78x = 1,734,606,144.69
5. Step 5: Solve for x
   x = 1,734,606,144.69/43,929.78
6. Step 6: Final answer
   x = 39,485.88