Finding the Fourth Proportional to 23,522.48, 32,460.88 and 12,911.88

Step by Step Solution

1. Step 1: Write the proportion equation
   23,522.48 : 32,460.88 = 12,911.88 : x
2. Step 2: Convert to fraction form
   23,522.48/32,460.88 = 12,911.88/x
3. Step 3: Cross multiply
   23,522.48x = 32,460.88 × 12,911.88
4. Step 4: Simplify right side
   23,522.48x = 419,130,987.25
5. Step 5: Solve for x
   x = 419,130,987.25/23,522.48
6. Step 6: Final answer
   x = 17,818.32