Finding the Fourth Proportional to 83,806.89, 115,678.02 and 49,839.27

Step by Step Solution

1. Step 1: Write the proportion equation
   83,806.89 : 115,678.02 = 49,839.27 : x
2. Step 2: Convert to fraction form
   83,806.89/115,678.02 = 49,839.27/x
3. Step 3: Cross multiply
   83,806.89x = 115,678.02 × 49,839.27
4. Step 4: Simplify right side
   83,806.89x = 5,765,308,071.85
5. Step 5: Solve for x
   x = 5,765,308,071.85/83,806.89
6. Step 6: Final answer
   x = 68,792.77