Finding the Fourth Proportional to 40,919.50, 61,323.24 and 30,916.02

Step by Step Solution

1. Step 1: Write the proportion equation
   40,919.50 : 61,323.24 = 30,916.02 : x
2. Step 2: Convert to fraction form
   40,919.50/61,323.24 = 30,916.02/x
3. Step 3: Cross multiply
   40,919.50x = 61,323.24 × 30,916.02
4. Step 4: Simplify right side
   40,919.50x = 1,895,870,514.30
5. Step 5: Solve for x
   x = 1,895,870,514.30/40,919.50
6. Step 6: Final answer
   x = 46,331.71