Finding the Fourth Proportional to 22,933.69, 34,405.47 and 7,138.38

Step by Step Solution

1. Step 1: Write the proportion equation
   22,933.69 : 34,405.47 = 7,138.38 : x
2. Step 2: Convert to fraction form
   22,933.69/34,405.47 = 7,138.38/x
3. Step 3: Cross multiply
   22,933.69x = 34,405.47 × 7,138.38
4. Step 4: Simplify right side
   22,933.69x = 245,599,447.96
5. Step 5: Solve for x
   x = 245,599,447.96/22,933.69
6. Step 6: Final answer
   x = 10,709.11