Finding the Fourth Proportional to 1,726.98, 2,383.17 and 1,018.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,726.98 : 2,383.17 = 1,018.86 : x
2. Step 2: Convert to fraction form
   1,726.98/2,383.17 = 1,018.86/x
3. Step 3: Cross multiply
   1,726.98x = 2,383.17 × 1,018.86
4. Step 4: Simplify right side
   1,726.98x = 2,428,109.56
5. Step 5: Solve for x
   x = 2,428,109.56/1,726.98
6. Step 6: Final answer
   x = 1,405.98