Finding the Fourth Proportional to 1,356,196.82, 2,032,880.44 and 457,329.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,356,196.82 : 2,032,880.44 = 457,329.49 : x
2. Step 2: Convert to fraction form
   1,356,196.82/2,032,880.44 = 457,329.49/x
3. Step 3: Cross multiply
   1,356,196.82x = 2,032,880.44 × 457,329.49
4. Step 4: Simplify right side
   1,356,196.82x = 929,696,180,923.10
5. Step 5: Solve for x
   x = 929,696,180,923.10/1,356,196.82
6. Step 6: Final answer
   x = 685,517.15