Finding the Fourth Proportional to 23,553, 32,503.16 and 12,942.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,553 : 32,503.16 = 12,942.84 : x
2. Step 2: Convert to fraction form
   23,553/32,503.16 = 12,942.84/x
3. Step 3: Cross multiply
   23,553x = 32,503.16 × 12,942.84
4. Step 4: Simplify right side
   23,553x = 420,683,199.37
5. Step 5: Solve for x
   x = 420,683,199.37/23,553
6. Step 6: Final answer
   x = 17,861.13