Finding the Fourth Proportional to 23,563.88, 32,518.56 and 12,953.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,563.88 : 32,518.56 = 12,953.96 : x
2. Step 2: Convert to fraction form
   23,563.88/32,518.56 = 12,953.96/x
3. Step 3: Cross multiply
   23,563.88x = 32,518.56 × 12,953.96
4. Step 4: Simplify right side
   23,563.88x = 421,244,125.50
5. Step 5: Solve for x
   x = 421,244,125.50/23,563.88
6. Step 6: Final answer
   x = 17,876.69