Finding the Fourth Proportional to 2,010.69, 3,016.62 and 712.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.69 : 3,016.62 = 712.26 : x
2. Step 2: Convert to fraction form
   2,010.69/3,016.62 = 712.26/x
3. Step 3: Cross multiply
   2,010.69x = 3,016.62 × 712.26
4. Step 4: Simplify right side
   2,010.69x = 2,148,617.76
5. Step 5: Solve for x
   x = 2,148,617.76/2,010.69
6. Step 6: Final answer
   x = 1,068.60