Finding the Fourth Proportional to 39,959.83, 55,144.79 and 22,054.89

Step by Step Solution

1. Step 1: Write the proportion equation
   39,959.83 : 55,144.79 = 22,054.89 : x
2. Step 2: Convert to fraction form
   39,959.83/55,144.79 = 22,054.89/x
3. Step 3: Cross multiply
   39,959.83x = 55,144.79 × 22,054.89
4. Step 4: Simplify right side
   39,959.83x = 1,216,212,277.52
5. Step 5: Solve for x
   x = 1,216,212,277.52/39,959.83
6. Step 6: Final answer
   x = 30,435.87