Finding the Fourth Proportional to 82,819.98, 124,205.31 and 30,217.14

Step by Step Solution

1. Step 1: Write the proportion equation
   82,819.98 : 124,205.31 = 30,217.14 : x
2. Step 2: Convert to fraction form
   82,819.98/124,205.31 = 30,217.14/x
3. Step 3: Cross multiply
   82,819.98x = 124,205.31 × 30,217.14
4. Step 4: Simplify right side
   82,819.98x = 3,753,129,241.01
5. Step 5: Solve for x
   x = 3,753,129,241.01/82,819.98
6. Step 6: Final answer
   x = 45,316.71