Finding the Fourth Proportional to 13,109.44, 18,091.46 and 7,444.43

Step by Step Solution

1. Step 1: Write the proportion equation
   13,109.44 : 18,091.46 = 7,444.43 : x
2. Step 2: Convert to fraction form
   13,109.44/18,091.46 = 7,444.43/x
3. Step 3: Cross multiply
   13,109.44x = 18,091.46 × 7,444.43
4. Step 4: Simplify right side
   13,109.44x = 134,680,607.57
5. Step 5: Solve for x
   x = 134,680,607.57/13,109.44
6. Step 6: Final answer
   x = 10,273.56