Finding the Fourth Proportional to 1,942.18, 2,684.01 and 1,726.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942.18 : 2,684.01 = 1,726.18 : x
2. Step 2: Convert to fraction form
   1,942.18/2,684.01 = 1,726.18/x
3. Step 3: Cross multiply
   1,942.18x = 2,684.01 × 1,726.18
4. Step 4: Simplify right side
   1,942.18x = 4,633,084.38
5. Step 5: Solve for x
   x = 4,633,084.38/1,942.18
6. Step 6: Final answer
   x = 2,385.51