Finding the Fourth Proportional to 23,540.18, 32,483.85 and 12,930.26

Step by Step Solution

1. Step 1: Write the proportion equation
   23,540.18 : 32,483.85 = 12,930.26 : x
2. Step 2: Convert to fraction form
   23,540.18/32,483.85 = 12,930.26/x
3. Step 3: Cross multiply
   23,540.18x = 32,483.85 × 12,930.26
4. Step 4: Simplify right side
   23,540.18x = 420,024,626.30
5. Step 5: Solve for x
   x = 420,024,626.30/23,540.18
6. Step 6: Final answer
   x = 17,842.88