Finding the Fourth Proportional to 5,404, 8,106 and 1,300

Step by Step Solution

1. Step 1: Write the proportion equation
   5,404 : 8,106 = 1,300 : x
2. Step 2: Convert to fraction form
   5,404/8,106 = 1,300/x
3. Step 3: Cross multiply
   5,404x = 8,106 × 1,300
4. Step 4: Simplify right side
   5,404x = 10,537,800
5. Step 5: Solve for x
   x = 10,537,800/5,404
6. Step 6: Final answer
   x = 1,950