Finding the Fourth Proportional to 23,553.61, 32,503.62 and 12,943.02

Step by Step Solution

1. Step 1: Write the proportion equation
   23,553.61 : 32,503.62 = 12,943.02 : x
2. Step 2: Convert to fraction form
   23,553.61/32,503.62 = 12,943.02/x
3. Step 3: Cross multiply
   23,553.61x = 32,503.62 × 12,943.02
4. Step 4: Simplify right side
   23,553.61x = 420,694,939.02
5. Step 5: Solve for x
   x = 420,694,939.02/23,553.61
6. Step 6: Final answer
   x = 17,861.17