Finding the Fourth Proportional to 13,554.43, 18,704.37 and 7,584.94

Step by Step Solution

1. Step 1: Write the proportion equation
   13,554.43 : 18,704.37 = 7,584.94 : x
2. Step 2: Convert to fraction form
   13,554.43/18,704.37 = 7,584.94/x
3. Step 3: Cross multiply
   13,554.43x = 18,704.37 × 7,584.94
4. Step 4: Simplify right side
   13,554.43x = 141,871,581.34
5. Step 5: Solve for x
   x = 141,871,581.34/13,554.43
6. Step 6: Final answer
   x = 10,466.81