Finding the Fourth Proportional to 13,851.85, 19,103.50 and 9,004.53

Step by Step Solution

1. Step 1: Write the proportion equation
   13,851.85 : 19,103.50 = 9,004.53 : x
2. Step 2: Convert to fraction form
   13,851.85/19,103.50 = 9,004.53/x
3. Step 3: Cross multiply
   13,851.85x = 19,103.50 × 9,004.53
4. Step 4: Simplify right side
   13,851.85x = 172,018,038.86
5. Step 5: Solve for x
   x = 172,018,038.86/13,851.85
6. Step 6: Final answer
   x = 12,418.42