Finding the Fourth Proportional to 54,923.98, 82,402.38 and 38,944.30

Step by Step Solution

1. Step 1: Write the proportion equation
   54,923.98 : 82,402.38 = 38,944.30 : x
2. Step 2: Convert to fraction form
   54,923.98/82,402.38 = 38,944.30/x
3. Step 3: Cross multiply
   54,923.98x = 82,402.38 × 38,944.30
4. Step 4: Simplify right side
   54,923.98x = 3,209,103,007.43
5. Step 5: Solve for x
   x = 3,209,103,007.43/54,923.98
6. Step 6: Final answer
   x = 58,428.09