Finding the Fourth Proportional to 2,407.56, 3,611.57 and 946.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,407.56 : 3,611.57 = 946.37 : x
2. Step 2: Convert to fraction form
   2,407.56/3,611.57 = 946.37/x
3. Step 3: Cross multiply
   2,407.56x = 3,611.57 × 946.37
4. Step 4: Simplify right side
   2,407.56x = 3,417,884.05
5. Step 5: Solve for x
   x = 3,417,884.05/2,407.56
6. Step 6: Final answer
   x = 1,419.65