Finding the Fourth Proportional to 12,692.72, 17,516.82 and 7,027.70

Step by Step Solution

1. Step 1: Write the proportion equation
   12,692.72 : 17,516.82 = 7,027.70 : x
2. Step 2: Convert to fraction form
   12,692.72/17,516.82 = 7,027.70/x
3. Step 3: Cross multiply
   12,692.72x = 17,516.82 × 7,027.70
4. Step 4: Simplify right side
   12,692.72x = 123,102,955.91
5. Step 5: Solve for x
   x = 123,102,955.91/12,692.72
6. Step 6: Final answer
   x = 9,698.71