Finding the Fourth Proportional to 2,611.49, 3,918.50 and 1,150.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,611.49 : 3,918.50 = 1,150.46 : x
2. Step 2: Convert to fraction form
   2,611.49/3,918.50 = 1,150.46/x
3. Step 3: Cross multiply
   2,611.49x = 3,918.50 × 1,150.46
4. Step 4: Simplify right side
   2,611.49x = 4,508,077.51
5. Step 5: Solve for x
   x = 4,508,077.51/2,611.49
6. Step 6: Final answer
   x = 1,726.25