Finding the Fourth Proportional to 1,150,788.27, 1,726,680.12 and 617,686.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150,788.27 : 1,726,680.12 = 617,686.44 : x
2. Step 2: Convert to fraction form
   1,150,788.27/1,726,680.12 = 617,686.44/x
3. Step 3: Cross multiply
   1,150,788.27x = 1,726,680.12 × 617,686.44
4. Step 4: Simplify right side
   1,150,788.27x = 1,066,546,896,341.57
5. Step 5: Solve for x
   x = 1,066,546,896,341.57/1,150,788.27
6. Step 6: Final answer
   x = 926,796.81