Finding the Fourth Proportional to 1,943.34, 2,681.88 and 1,418.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,943.34 : 2,681.88 = 1,418.46 : x
2. Step 2: Convert to fraction form
   1,943.34/2,681.88 = 1,418.46/x
3. Step 3: Cross multiply
   1,943.34x = 2,681.88 × 1,418.46
4. Step 4: Simplify right side
   1,943.34x = 3,804,139.50
5. Step 5: Solve for x
   x = 3,804,139.50/1,943.34
6. Step 6: Final answer
   x = 1,957.53