Finding the Fourth Proportional to 2,649.69, 3,975.15 and 1,350.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,649.69 : 3,975.15 = 1,350.86 : x
2. Step 2: Convert to fraction form
   2,649.69/3,975.15 = 1,350.86/x
3. Step 3: Cross multiply
   2,649.69x = 3,975.15 × 1,350.86
4. Step 4: Simplify right side
   2,649.69x = 5,369,851.25
5. Step 5: Solve for x
   x = 5,369,851.25/2,649.69
6. Step 6: Final answer
   x = 2,026.60