Finding the Fourth Proportional to 3,404.21, 5,106.50 and 1,064.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,404.21 : 5,106.50 = 1,064.54 : x
2. Step 2: Convert to fraction form
   3,404.21/5,106.50 = 1,064.54/x
3. Step 3: Cross multiply
   3,404.21x = 5,106.50 × 1,064.54
4. Step 4: Simplify right side
   3,404.21x = 5,436,073.51
5. Step 5: Solve for x
   x = 5,436,073.51/3,404.21
6. Step 6: Final answer
   x = 1,596.87