Finding the Fourth Proportional to 3,411.30, 5,116.92 and 946.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,411.30 : 5,116.92 = 946.10 : x
2. Step 2: Convert to fraction form
   3,411.30/5,116.92 = 946.10/x
3. Step 3: Cross multiply
   3,411.30x = 5,116.92 × 946.10
4. Step 4: Simplify right side
   3,411.30x = 4,841,092.43
5. Step 5: Solve for x
   x = 4,841,092.43/3,411.30
6. Step 6: Final answer
   x = 1,419.13