Finding the Fourth Proportional to 23,553.96, 32,504.47 and 12,943.60

Step by Step Solution

1. Step 1: Write the proportion equation
   23,553.96 : 32,504.47 = 12,943.60 : x
2. Step 2: Convert to fraction form
   23,553.96/32,504.47 = 12,943.60/x
3. Step 3: Cross multiply
   23,553.96x = 32,504.47 × 12,943.60
4. Step 4: Simplify right side
   23,553.96x = 420,724,857.89
5. Step 5: Solve for x
   x = 420,724,857.89/23,553.96
6. Step 6: Final answer
   x = 17,862.17