Finding the Fourth Proportional to 82,049.46, 123,074.13 and 19,719.96

Step by Step Solution

1. Step 1: Write the proportion equation
   82,049.46 : 123,074.13 = 19,719.96 : x
2. Step 2: Convert to fraction form
   82,049.46/123,074.13 = 19,719.96/x
3. Step 3: Cross multiply
   82,049.46x = 123,074.13 × 19,719.96
4. Step 4: Simplify right side
   82,049.46x = 2,427,016,920.63
5. Step 5: Solve for x
   x = 2,427,016,920.63/82,049.46
6. Step 6: Final answer
   x = 29,579.93