Finding the Fourth Proportional to 50,809.24, 70,150.98 and 31,718.08

Step by Step Solution

1. Step 1: Write the proportion equation
   50,809.24 : 70,150.98 = 31,718.08 : x
2. Step 2: Convert to fraction form
   50,809.24/70,150.98 = 31,718.08/x
3. Step 3: Cross multiply
   50,809.24x = 70,150.98 × 31,718.08
4. Step 4: Simplify right side
   50,809.24x = 2,225,054,395.72
5. Step 5: Solve for x
   x = 2,225,054,395.72/50,809.24
6. Step 6: Final answer
   x = 43,792.32