Finding the Fourth Proportional to 50,085, 69,117.78 and 27,729.48

Step by Step Solution

1. Step 1: Write the proportion equation
   50,085 : 69,117.78 = 27,729.48 : x
2. Step 2: Convert to fraction form
   50,085/69,117.78 = 27,729.48/x
3. Step 3: Cross multiply
   50,085x = 69,117.78 × 27,729.48
4. Step 4: Simplify right side
   50,085x = 1,916,600,098.15
5. Step 5: Solve for x
   x = 1,916,600,098.15/50,085
6. Step 6: Final answer
   x = 38,266.95