Finding the Fourth Proportional to 22,634.84, 33,940.86 and 7,839.79

Step by Step Solution

1. Step 1: Write the proportion equation
   22,634.84 : 33,940.86 = 7,839.79 : x
2. Step 2: Convert to fraction form
   22,634.84/33,940.86 = 7,839.79/x
3. Step 3: Cross multiply
   22,634.84x = 33,940.86 × 7,839.79
4. Step 4: Simplify right side
   22,634.84x = 266,089,100.57
5. Step 5: Solve for x
   x = 266,089,100.57/22,634.84
6. Step 6: Final answer
   x = 11,755.73