Finding the Fourth Proportional to 1,910.57, 2,635.89 and 1,124.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,910.57 : 2,635.89 = 1,124.61 : x
2. Step 2: Convert to fraction form
   1,910.57/2,635.89 = 1,124.61/x
3. Step 3: Cross multiply
   1,910.57x = 2,635.89 × 1,124.61
4. Step 4: Simplify right side
   1,910.57x = 2,964,348.25
5. Step 5: Solve for x
   x = 2,964,348.25/1,910.57
6. Step 6: Final answer
   x = 1,551.56