Finding the Fourth Proportional to 2,045.97, 3,065.94 and 1,212.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,045.97 : 3,065.94 = 1,212.18 : x
2. Step 2: Convert to fraction form
   2,045.97/3,065.94 = 1,212.18/x
3. Step 3: Cross multiply
   2,045.97x = 3,065.94 × 1,212.18
4. Step 4: Simplify right side
   2,045.97x = 3,716,471.15
5. Step 5: Solve for x
   x = 3,716,471.15/2,045.97
6. Step 6: Final answer
   x = 1,816.48