Finding the Fourth Proportional to 30,997.69, 46,394.78 and 21,974.49

Step by Step Solution

1. Step 1: Write the proportion equation
   30,997.69 : 46,394.78 = 21,974.49 : x
2. Step 2: Convert to fraction form
   30,997.69/46,394.78 = 21,974.49/x
3. Step 3: Cross multiply
   30,997.69x = 46,394.78 × 21,974.49
4. Step 4: Simplify right side
   30,997.69x = 1,019,501,519.29
5. Step 5: Solve for x
   x = 1,019,501,519.29/30,997.69
6. Step 6: Final answer
   x = 32,889.60