Finding the Fourth Proportional to 13,049.57, 18,133.34 and 12,914.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,049.57 : 18,133.34 = 12,914.10 : x
2. Step 2: Convert to fraction form
   13,049.57/18,133.34 = 12,914.10/x
3. Step 3: Cross multiply
   13,049.57x = 18,133.34 × 12,914.10
4. Step 4: Simplify right side
   13,049.57x = 234,175,701.52
5. Step 5: Solve for x
   x = 234,175,701.52/13,049.57
6. Step 6: Final answer
   x = 17,945.09