Finding the Fourth Proportional to 2,609.16, 3,914.46 and 1,050.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,609.16 : 3,914.46 = 1,050.25 : x
2. Step 2: Convert to fraction form
   2,609.16/3,914.46 = 1,050.25/x
3. Step 3: Cross multiply
   2,609.16x = 3,914.46 × 1,050.25
4. Step 4: Simplify right side
   2,609.16x = 4,111,161.62
5. Step 5: Solve for x
   x = 4,111,161.62/2,609.16
6. Step 6: Final answer
   x = 1,575.66