Finding the Fourth Proportional to 39,958.33, 55,142.72 and 22,053.39

Step by Step Solution

1. Step 1: Write the proportion equation
   39,958.33 : 55,142.72 = 22,053.39 : x
2. Step 2: Convert to fraction form
   39,958.33/55,142.72 = 22,053.39/x
3. Step 3: Cross multiply
   39,958.33x = 55,142.72 × 22,053.39
4. Step 4: Simplify right side
   39,958.33x = 1,216,083,909.82
5. Step 5: Solve for x
   x = 1,216,083,909.82/39,958.33
6. Step 6: Final answer
   x = 30,433.80