Finding the Fourth Proportional to 13,701.98, 18,899.76 and 9,674.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,701.98 : 18,899.76 = 9,674.72 : x
2. Step 2: Convert to fraction form
   13,701.98/18,899.76 = 9,674.72/x
3. Step 3: Cross multiply
   13,701.98x = 18,899.76 × 9,674.72
4. Step 4: Simplify right side
   13,701.98x = 182,849,791.57
5. Step 5: Solve for x
   x = 182,849,791.57/13,701.98
6. Step 6: Final answer
   x = 13,344.78