Finding the Fourth Proportional to 82,411.44, 123,616.22 and 20,081.94

Step by Step Solution

1. Step 1: Write the proportion equation
   82,411.44 : 123,616.22 = 20,081.94 : x
2. Step 2: Convert to fraction form
   82,411.44/123,616.22 = 20,081.94/x
3. Step 3: Cross multiply
   82,411.44x = 123,616.22 × 20,081.94
4. Step 4: Simplify right side
   82,411.44x = 2,482,453,412.66
5. Step 5: Solve for x
   x = 2,482,453,412.66/82,411.44
6. Step 6: Final answer
   x = 30,122.68