Finding the Fourth Proportional to 3,644,068.38, 5,028,728.31 and 2,012,443.26

Step by Step Solution

1. Step 1: Write the proportion equation
   3,644,068.38 : 5,028,728.31 = 2,012,443.26 : x
2. Step 2: Convert to fraction form
   3,644,068.38/5,028,728.31 = 2,012,443.26/x
3. Step 3: Cross multiply
   3,644,068.38x = 5,028,728.31 × 2,012,443.26
4. Step 4: Simplify right side
   3,644,068.38x = 10,120,030,393,830.69
5. Step 5: Solve for x
   x = 10,120,030,393,830.69/3,644,068.38
6. Step 6: Final answer
   x = 2,777,124.18