Finding the Fourth Proportional to 1,943.40, 2,682.53 and 1,146.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,943.40 : 2,682.53 = 1,146.70 : x
2. Step 2: Convert to fraction form
   1,943.40/2,682.53 = 1,146.70/x
3. Step 3: Cross multiply
   1,943.40x = 2,682.53 × 1,146.70
4. Step 4: Simplify right side
   1,943.40x = 3,076,053.31
5. Step 5: Solve for x
   x = 3,076,053.31/1,943.40
6. Step 6: Final answer
   x = 1,582.82