Finding the Fourth Proportional to 1,872.98, 2,583.59 and 1,126.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,872.98 : 2,583.59 = 1,126.50 : x
2. Step 2: Convert to fraction form
   1,872.98/2,583.59 = 1,126.50/x
3. Step 3: Cross multiply
   1,872.98x = 2,583.59 × 1,126.50
4. Step 4: Simplify right side
   1,872.98x = 2,910,414.14
5. Step 5: Solve for x
   x = 2,910,414.14/1,872.98
6. Step 6: Final answer
   x = 1,553.89