Finding the Fourth Proportional to 2,200,488.39, 3,036,628.72 and 1,220,269.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,200,488.39 : 3,036,628.72 = 1,220,269.24 : x
2. Step 2: Convert to fraction form
   2,200,488.39/3,036,628.72 = 1,220,269.24/x
3. Step 3: Cross multiply
   2,200,488.39x = 3,036,628.72 × 1,220,269.24
4. Step 4: Simplify right side
   2,200,488.39x = 3,705,504,605,133.43
5. Step 5: Solve for x
   x = 3,705,504,605,133.43/2,200,488.39
6. Step 6: Final answer
   x = 1,683,946.45