Finding the Fourth Proportional to 3,543.59, 5,314.95 and 946.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,543.59 : 5,314.95 = 946.73 : x
2. Step 2: Convert to fraction form
   3,543.59/5,314.95 = 946.73/x
3. Step 3: Cross multiply
   3,543.59x = 5,314.95 × 946.73
4. Step 4: Simplify right side
   3,543.59x = 5,031,796.04
5. Step 5: Solve for x
   x = 5,031,796.04/3,543.59
6. Step 6: Final answer
   x = 1,419.97