Finding the Fourth Proportional to 1,862.69, 2,792.41 and 709.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,862.69 : 2,792.41 = 709.25 : x
2. Step 2: Convert to fraction form
   1,862.69/2,792.41 = 709.25/x
3. Step 3: Cross multiply
   1,862.69x = 2,792.41 × 709.25
4. Step 4: Simplify right side
   1,862.69x = 1,980,501.06
5. Step 5: Solve for x
   x = 1,980,501.06/1,862.69
6. Step 6: Final answer
   x = 1,063.25