Finding the Fourth Proportional to 3,062.33, 4,590.42 and 1,212.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,062.33 : 4,590.42 = 1,212.72 : x
2. Step 2: Convert to fraction form
   3,062.33/4,590.42 = 1,212.72/x
3. Step 3: Cross multiply
   3,062.33x = 4,590.42 × 1,212.72
4. Step 4: Simplify right side
   3,062.33x = 5,566,905.02
5. Step 5: Solve for x
   x = 5,566,905.02/3,062.33
6. Step 6: Final answer
   x = 1,817.86