Finding the Fourth Proportional to 50,631, 69,870.49 and 27,971.55

Step by Step Solution

1. Step 1: Write the proportion equation
   50,631 : 69,870.49 = 27,971.55 : x
2. Step 2: Convert to fraction form
   50,631/69,870.49 = 27,971.55/x
3. Step 3: Cross multiply
   50,631x = 69,870.49 × 27,971.55
4. Step 4: Simplify right side
   50,631x = 1,954,385,904.56
5. Step 5: Solve for x
   x = 1,954,385,904.56/50,631
6. Step 6: Final answer
   x = 38,600.58