Finding the Fourth Proportional to 50,570.76, 69,767.16 and 31,436.94

Step by Step Solution

1. Step 1: Write the proportion equation
   50,570.76 : 69,767.16 = 31,436.94 : x
2. Step 2: Convert to fraction form
   50,570.76/69,767.16 = 31,436.94/x
3. Step 3: Cross multiply
   50,570.76x = 69,767.16 × 31,436.94
4. Step 4: Simplify right side
   50,570.76x = 2,193,266,022.89
5. Step 5: Solve for x
   x = 2,193,266,022.89/50,570.76
6. Step 6: Final answer
   x = 43,370.24