Finding the Fourth Proportional to 23,286.69, 34,938.23 and 10,137.35

Step by Step Solution

1. Step 1: Write the proportion equation
   23,286.69 : 34,938.23 = 10,137.35 : x
2. Step 2: Convert to fraction form
   23,286.69/34,938.23 = 10,137.35/x
3. Step 3: Cross multiply
   23,286.69x = 34,938.23 × 10,137.35
4. Step 4: Simplify right side
   23,286.69x = 354,181,065.89
5. Step 5: Solve for x
   x = 354,181,065.89/23,286.69
6. Step 6: Final answer
   x = 15,209.59