Finding the Fourth Proportional to 3,451.50, 5,177.37 and 1,142.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,451.50 : 5,177.37 = 1,142.94 : x
2. Step 2: Convert to fraction form
   3,451.50/5,177.37 = 1,142.94/x
3. Step 3: Cross multiply
   3,451.50x = 5,177.37 × 1,142.94
4. Step 4: Simplify right side
   3,451.50x = 5,917,423.27
5. Step 5: Solve for x
   x = 5,917,423.27/3,451.50
6. Step 6: Final answer
   x = 1,714.45