Finding the Fourth Proportional to 1,726.34, 2,382.89 and 1,018.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,726.34 : 2,382.89 = 1,018.15 : x
2. Step 2: Convert to fraction form
   1,726.34/2,382.89 = 1,018.15/x
3. Step 3: Cross multiply
   1,726.34x = 2,382.89 × 1,018.15
4. Step 4: Simplify right side
   1,726.34x = 2,426,128.41
5. Step 5: Solve for x
   x = 2,426,128.41/1,726.34
6. Step 6: Final answer
   x = 1,405.36