Finding the Fourth Proportional to 22,722.28, 34,087.98 and 7,136.24

Step by Step Solution

1. Step 1: Write the proportion equation
   22,722.28 : 34,087.98 = 7,136.24 : x
2. Step 2: Convert to fraction form
   22,722.28/34,087.98 = 7,136.24/x
3. Step 3: Cross multiply
   22,722.28x = 34,087.98 × 7,136.24
4. Step 4: Simplify right side
   22,722.28x = 243,260,006.40
5. Step 5: Solve for x
   x = 243,260,006.40/22,722.28
6. Step 6: Final answer
   x = 10,705.79