Finding the Fourth Proportional to 3,404.73, 5,107.14 and 1,064.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,404.73 : 5,107.14 = 1,064.79 : x
2. Step 2: Convert to fraction form
   3,404.73/5,107.14 = 1,064.79/x
3. Step 3: Cross multiply
   3,404.73x = 5,107.14 × 1,064.79
4. Step 4: Simplify right side
   3,404.73x = 5,438,031.60
5. Step 5: Solve for x
   x = 5,438,031.60/3,404.73
6. Step 6: Final answer
   x = 1,597.20