Finding the Fourth Proportional to 23,450.05, 32,360.32 and 12,839.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,450.05 : 32,360.32 = 12,839.05 : x
2. Step 2: Convert to fraction form
   23,450.05/32,360.32 = 12,839.05/x
3. Step 3: Cross multiply
   23,450.05x = 32,360.32 × 12,839.05
4. Step 4: Simplify right side
   23,450.05x = 415,475,766.50
5. Step 5: Solve for x
   x = 415,475,766.50/23,450.05
6. Step 6: Final answer
   x = 17,717.48