Finding the Fourth Proportional to 82,323.54, 123,201 and 50,721.39

Step by Step Solution

1. Step 1: Write the proportion equation
   82,323.54 : 123,201 = 50,721.39 : x
2. Step 2: Convert to fraction form
   82,323.54/123,201 = 50,721.39/x
3. Step 3: Cross multiply
   82,323.54x = 123,201 × 50,721.39
4. Step 4: Simplify right side
   82,323.54x = 6,248,925,969.39
5. Step 5: Solve for x
   x = 6,248,925,969.39/82,323.54
6. Step 6: Final answer
   x = 75,906.92