Finding the Fourth Proportional to 39,964.91, 55,151.27 and 22,059.91

Step by Step Solution

1. Step 1: Write the proportion equation
   39,964.91 : 55,151.27 = 22,059.91 : x
2. Step 2: Convert to fraction form
   39,964.91/55,151.27 = 22,059.91/x
3. Step 3: Cross multiply
   39,964.91x = 55,151.27 × 22,059.91
4. Step 4: Simplify right side
   39,964.91x = 1,216,632,052.59
5. Step 5: Solve for x
   x = 1,216,632,052.59/39,964.91
6. Step 6: Final answer
   x = 30,442.51