Finding the Fourth Proportional to 1,872.09, 2,584.52 and 1,126.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,872.09 : 2,584.52 = 1,126.22 : x
2. Step 2: Convert to fraction form
   1,872.09/2,584.52 = 1,126.22/x
3. Step 3: Cross multiply
   1,872.09x = 2,584.52 × 1,126.22
4. Step 4: Simplify right side
   1,872.09x = 2,910,719.56
5. Step 5: Solve for x
   x = 2,910,719.56/1,872.09
6. Step 6: Final answer
   x = 1,554.80