Finding the Fourth Proportional to 23,405, 35,111.34 and 7,826.36

Step by Step Solution

1. Step 1: Write the proportion equation
   23,405 : 35,111.34 = 7,826.36 : x
2. Step 2: Convert to fraction form
   23,405/35,111.34 = 7,826.36/x
3. Step 3: Cross multiply
   23,405x = 35,111.34 × 7,826.36
4. Step 4: Simplify right side
   23,405x = 274,793,986.92
5. Step 5: Solve for x
   x = 274,793,986.92/23,405
6. Step 6: Final answer
   x = 11,740.82