Finding the Fourth Proportional to 50,646.34, 69,936.78 and 31,558.69

Step by Step Solution

1. Step 1: Write the proportion equation
   50,646.34 : 69,936.78 = 31,558.69 : x
2. Step 2: Convert to fraction form
   50,646.34/69,936.78 = 31,558.69/x
3. Step 3: Cross multiply
   50,646.34x = 69,936.78 × 31,558.69
4. Step 4: Simplify right side
   50,646.34x = 2,207,113,159.62
5. Step 5: Solve for x
   x = 2,207,113,159.62/50,646.34
6. Step 6: Final answer
   x = 43,578.93