Finding the Fourth Proportional to 23,608.51, 32,578.50 and 12,996.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,608.51 : 32,578.50 = 12,996.09 : x
2. Step 2: Convert to fraction form
   23,608.51/32,578.50 = 12,996.09/x
3. Step 3: Cross multiply
   23,608.51x = 32,578.50 × 12,996.09
4. Step 4: Simplify right side
   23,608.51x = 423,393,166.80
5. Step 5: Solve for x
   x = 423,393,166.80/23,608.51
6. Step 6: Final answer
   x = 17,933.92