Finding the Fourth Proportional to 2,279.01, 3,419.70 and 945.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279.01 : 3,419.70 = 945.82 : x
2. Step 2: Convert to fraction form
   2,279.01/3,419.70 = 945.82/x
3. Step 3: Cross multiply
   2,279.01x = 3,419.70 × 945.82
4. Step 4: Simplify right side
   2,279.01x = 3,234,412.10
5. Step 5: Solve for x
   x = 3,234,412.10/2,279.01
6. Step 6: Final answer
   x = 1,419.22