Finding the Fourth Proportional to 30,401.82, 41,953.69 and 16,972.69

Step by Step Solution

1. Step 1: Write the proportion equation
   30,401.82 : 41,953.69 = 16,972.69 : x
2. Step 2: Convert to fraction form
   30,401.82/41,953.69 = 16,972.69/x
3. Step 3: Cross multiply
   30,401.82x = 41,953.69 × 16,972.69
4. Step 4: Simplify right side
   30,401.82x = 712,066,974.73
5. Step 5: Solve for x
   x = 712,066,974.73/30,401.82
6. Step 6: Final answer
   x = 23,421.86