Finding the Fourth Proportional to 39,977.82, 55,170.25 and 22,073.96

Step by Step Solution

1. Step 1: Write the proportion equation
   39,977.82 : 55,170.25 = 22,073.96 : x
2. Step 2: Convert to fraction form
   39,977.82/55,170.25 = 22,073.96/x
3. Step 3: Cross multiply
   39,977.82x = 55,170.25 × 22,073.96
4. Step 4: Simplify right side
   39,977.82x = 1,217,825,505.47
5. Step 5: Solve for x
   x = 1,217,825,505.47/39,977.82
6. Step 6: Final answer
   x = 30,462.53