Finding the Fourth Proportional to 1,943.55, 2,682.12 and 1,146.90

Step by Step Solution

1. Step 1: Write the proportion equation
   1,943.55 : 2,682.12 = 1,146.90 : x
2. Step 2: Convert to fraction form
   1,943.55/2,682.12 = 1,146.90/x
3. Step 3: Cross multiply
   1,943.55x = 2,682.12 × 1,146.90
4. Step 4: Simplify right side
   1,943.55x = 3,076,123.43
5. Step 5: Solve for x
   x = 3,076,123.43/1,943.55
6. Step 6: Final answer
   x = 1,582.73