Finding the Fourth Proportional to 50,292.37, 69,374.60 and 31,396.69

Step by Step Solution

1. Step 1: Write the proportion equation
   50,292.37 : 69,374.60 = 31,396.69 : x
2. Step 2: Convert to fraction form
   50,292.37/69,374.60 = 31,396.69/x
3. Step 3: Cross multiply
   50,292.37x = 69,374.60 × 31,396.69
4. Step 4: Simplify right side
   50,292.37x = 2,178,132,558.15
5. Step 5: Solve for x
   x = 2,178,132,558.15/50,292.37
6. Step 6: Final answer
   x = 43,309.41