Finding the Fourth Proportional to 1,179,789.57, 1,628,247.83 and 670,568.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,179,789.57 : 1,628,247.83 = 670,568.49 : x
2. Step 2: Convert to fraction form
   1,179,789.57/1,628,247.83 = 670,568.49/x
3. Step 3: Cross multiply
   1,179,789.57x = 1,628,247.83 × 670,568.49
4. Step 4: Simplify right side
   1,179,789.57x = 1,091,851,685,356.03
5. Step 5: Solve for x
   x = 1,091,851,685,356.03/1,179,789.57
6. Step 6: Final answer
   x = 925,463.08