Finding the Fourth Proportional to 22,890.24, 34,334.72 and 7,308.80

Step by Step Solution

1. Step 1: Write the proportion equation
   22,890.24 : 34,334.72 = 7,308.80 : x
2. Step 2: Convert to fraction form
   22,890.24/34,334.72 = 7,308.80/x
3. Step 3: Cross multiply
   22,890.24x = 34,334.72 × 7,308.80
4. Step 4: Simplify right side
   22,890.24x = 250,945,601.54
5. Step 5: Solve for x
   x = 250,945,601.54/22,890.24
6. Step 6: Final answer
   x = 10,963.00