Finding the Fourth Proportional to 22,517.76, 33,768.55 and 7,722.71

Step by Step Solution

1. Step 1: Write the proportion equation
   22,517.76 : 33,768.55 = 7,722.71 : x
2. Step 2: Convert to fraction form
   22,517.76/33,768.55 = 7,722.71/x
3. Step 3: Cross multiply
   22,517.76x = 33,768.55 × 7,722.71
4. Step 4: Simplify right side
   22,517.76x = 260,784,642.77
5. Step 5: Solve for x
   x = 260,784,642.77/22,517.76
6. Step 6: Final answer
   x = 11,581.29