Finding the Fourth Proportional to 17,128.27, 25,692.94 and 4,648.25

Step by Step Solution

1. Step 1: Write the proportion equation
   17,128.27 : 25,692.94 = 4,648.25 : x
2. Step 2: Convert to fraction form
   17,128.27/25,692.94 = 4,648.25/x
3. Step 3: Cross multiply
   17,128.27x = 25,692.94 × 4,648.25
4. Step 4: Simplify right side
   17,128.27x = 119,427,208.36
5. Step 5: Solve for x
   x = 119,427,208.36/17,128.27
6. Step 6: Final answer
   x = 6,972.52