Finding the Fourth Proportional to 13,103.30, 18,100.24 and 10,469.18

Step by Step Solution

1. Step 1: Write the proportion equation
   13,103.30 : 18,100.24 = 10,469.18 : x
2. Step 2: Convert to fraction form
   13,103.30/18,100.24 = 10,469.18/x
3. Step 3: Cross multiply
   13,103.30x = 18,100.24 × 10,469.18
4. Step 4: Simplify right side
   13,103.30x = 189,494,553.93
5. Step 5: Solve for x
   x = 189,494,553.93/13,103.30
6. Step 6: Final answer
   x = 14,461.60