Finding the Fourth Proportional to 25,109.32, 34,673.22 and 18,433

Step by Step Solution

1. Step 1: Write the proportion equation
   25,109.32 : 34,673.22 = 18,433 : x
2. Step 2: Convert to fraction form
   25,109.32/34,673.22 = 18,433/x
3. Step 3: Cross multiply
   25,109.32x = 34,673.22 × 18,433
4. Step 4: Simplify right side
   25,109.32x = 639,131,464.26
5. Step 5: Solve for x
   x = 639,131,464.26/25,109.32
6. Step 6: Final answer
   x = 25,453.95