Finding the Fourth Proportional to 1,775.16, 2,436.69 and 1,574.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,775.16 : 2,436.69 = 1,574.28 : x
2. Step 2: Convert to fraction form
   1,775.16/2,436.69 = 1,574.28/x
3. Step 3: Cross multiply
   1,775.16x = 2,436.69 × 1,574.28
4. Step 4: Simplify right side
   1,775.16x = 3,836,032.33
5. Step 5: Solve for x
   x = 3,836,032.33/1,775.16
6. Step 6: Final answer
   x = 2,160.95