Finding the Fourth Proportional to 23,730.78, 32,745.59 and 13,118.94

Step by Step Solution

1. Step 1: Write the proportion equation
   23,730.78 : 32,745.59 = 13,118.94 : x
2. Step 2: Convert to fraction form
   23,730.78/32,745.59 = 13,118.94/x
3. Step 3: Cross multiply
   23,730.78x = 32,745.59 × 13,118.94
4. Step 4: Simplify right side
   23,730.78x = 429,587,430.47
5. Step 5: Solve for x
   x = 429,587,430.47/23,730.78
6. Step 6: Final answer
   x = 18,102.54