Finding the Fourth Proportional to 22,907.05, 34,365.96 and 7,111.28

Step by Step Solution

1. Step 1: Write the proportion equation
   22,907.05 : 34,365.96 = 7,111.28 : x
2. Step 2: Convert to fraction form
   22,907.05/34,365.96 = 7,111.28/x
3. Step 3: Cross multiply
   22,907.05x = 34,365.96 × 7,111.28
4. Step 4: Simplify right side
   22,907.05x = 244,385,856.64
5. Step 5: Solve for x
   x = 244,385,856.64/22,907.05
6. Step 6: Final answer
   x = 10,668.59