Finding the Fourth Proportional to 9,951.48, 13,645.71 and 9,692.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,951.48 : 13,645.71 = 9,692.28 : x
2. Step 2: Convert to fraction form
   9,951.48/13,645.71 = 9,692.28/x
3. Step 3: Cross multiply
   9,951.48x = 13,645.71 × 9,692.28
4. Step 4: Simplify right side
   9,951.48x = 132,258,042.12
5. Step 5: Solve for x
   x = 132,258,042.12/9,951.48
6. Step 6: Final answer
   x = 13,290.29