Finding the Fourth Proportional to 30,626.86, 42,264.56 and 17,198.14

Step by Step Solution

1. Step 1: Write the proportion equation
   30,626.86 : 42,264.56 = 17,198.14 : x
2. Step 2: Convert to fraction form
   30,626.86/42,264.56 = 17,198.14/x
3. Step 3: Cross multiply
   30,626.86x = 42,264.56 × 17,198.14
4. Step 4: Simplify right side
   30,626.86x = 726,871,819.92
5. Step 5: Solve for x
   x = 726,871,819.92/30,626.86
6. Step 6: Final answer
   x = 23,733.15