Finding the Fourth Proportional to 82,050.96, 123,076.38 and 19,721.46

Step by Step Solution

1. Step 1: Write the proportion equation
   82,050.96 : 123,076.38 = 19,721.46 : x
2. Step 2: Convert to fraction form
   82,050.96/123,076.38 = 19,721.46/x
3. Step 3: Cross multiply
   82,050.96x = 123,076.38 × 19,721.46
4. Step 4: Simplify right side
   82,050.96x = 2,427,245,905.11
5. Step 5: Solve for x
   x = 2,427,245,905.11/82,050.96
6. Step 6: Final answer
   x = 29,582.18