Finding the Fourth Proportional to 2,272.69, 3,406.58 and 1,100.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,272.69 : 3,406.58 = 1,100.22 : x
2. Step 2: Convert to fraction form
   2,272.69/3,406.58 = 1,100.22/x
3. Step 3: Cross multiply
   2,272.69x = 3,406.58 × 1,100.22
4. Step 4: Simplify right side
   2,272.69x = 3,747,970.41
5. Step 5: Solve for x
   x = 3,747,970.41/2,272.69
6. Step 6: Final answer
   x = 1,649.13