Finding the Fourth Proportional to 82,231.88, 123,348.42 and 19,902.38

Step by Step Solution

1. Step 1: Write the proportion equation
   82,231.88 : 123,348.42 = 19,902.38 : x
2. Step 2: Convert to fraction form
   82,231.88/123,348.42 = 19,902.38/x
3. Step 3: Cross multiply
   82,231.88x = 123,348.42 × 19,902.38
4. Step 4: Simplify right side
   82,231.88x = 2,454,926,510.50
5. Step 5: Solve for x
   x = 2,454,926,510.50/82,231.88
6. Step 6: Final answer
   x = 29,853.71