Finding the Fourth Proportional to 30,683.97, 42,514.26 and 30,019.59

Step by Step Solution

1. Step 1: Write the proportion equation
   30,683.97 : 42,514.26 = 30,019.59 : x
2. Step 2: Convert to fraction form
   30,683.97/42,514.26 = 30,019.59/x
3. Step 3: Cross multiply
   30,683.97x = 42,514.26 × 30,019.59
4. Step 4: Simplify right side
   30,683.97x = 1,276,260,654.35
5. Step 5: Solve for x
   x = 1,276,260,654.35/30,683.97
6. Step 6: Final answer
   x = 41,593.73