Finding the Fourth Proportional to 30,420.27, 41,967 and 19,082.07

Step by Step Solution

1. Step 1: Write the proportion equation
   30,420.27 : 41,967 = 19,082.07 : x
2. Step 2: Convert to fraction form
   30,420.27/41,967 = 19,082.07/x
3. Step 3: Cross multiply
   30,420.27x = 41,967 × 19,082.07
4. Step 4: Simplify right side
   30,420.27x = 800,817,231.69
5. Step 5: Solve for x
   x = 800,817,231.69/30,420.27
6. Step 6: Final answer
   x = 26,325.12