Finding the Fourth Proportional to 22,900.69, 34,362.75 and 10,906.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,900.69 : 34,362.75 = 10,906.42 : x
2. Step 2: Convert to fraction form
   22,900.69/34,362.75 = 10,906.42/x
3. Step 3: Cross multiply
   22,900.69x = 34,362.75 × 10,906.42
4. Step 4: Simplify right side
   22,900.69x = 374,774,583.86
5. Step 5: Solve for x
   x = 374,774,583.86/22,900.69
6. Step 6: Final answer
   x = 16,365.21