Finding the Fourth Proportional to 52,863, 72,944.24 and 28,983.39

Step by Step Solution

1. Step 1: Write the proportion equation
   52,863 : 72,944.24 = 28,983.39 : x
2. Step 2: Convert to fraction form
   52,863/72,944.24 = 28,983.39/x
3. Step 3: Cross multiply
   52,863x = 72,944.24 × 28,983.39
4. Step 4: Simplify right side
   52,863x = 2,114,171,211.26
5. Step 5: Solve for x
   x = 2,114,171,211.26/52,863
6. Step 6: Final answer
   x = 39,993.40