Finding the Fourth Proportional to 23,564.48, 32,518.55 and 12,953.89

Step by Step Solution

1. Step 1: Write the proportion equation
   23,564.48 : 32,518.55 = 12,953.89 : x
2. Step 2: Convert to fraction form
   23,564.48/32,518.55 = 12,953.89/x
3. Step 3: Cross multiply
   23,564.48x = 32,518.55 × 12,953.89
4. Step 4: Simplify right side
   23,564.48x = 421,241,492.30
5. Step 5: Solve for x
   x = 421,241,492.30/23,564.48
6. Step 6: Final answer
   x = 17,876.12