Finding the Fourth Proportional to 30,522.30, 42,122.86 and 17,093.18

Step by Step Solution

1. Step 1: Write the proportion equation
   30,522.30 : 42,122.86 = 17,093.18 : x
2. Step 2: Convert to fraction form
   30,522.30/42,122.86 = 17,093.18/x
3. Step 3: Cross multiply
   30,522.30x = 42,122.86 × 17,093.18
4. Step 4: Simplify right side
   30,522.30x = 720,013,628.09
5. Step 5: Solve for x
   x = 720,013,628.09/30,522.30
6. Step 6: Final answer
   x = 23,589.76