Finding the Fourth Proportional to 5,404.42, 8,106.63 and 1,300.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,404.42 : 8,106.63 = 1,300.42 : x
2. Step 2: Convert to fraction form
   5,404.42/8,106.63 = 1,300.42/x
3. Step 3: Cross multiply
   5,404.42x = 8,106.63 × 1,300.42
4. Step 4: Simplify right side
   5,404.42x = 10,542,023.78
5. Step 5: Solve for x
   x = 10,542,023.78/5,404.42
6. Step 6: Final answer
   x = 1,950.63