Finding the Fourth Proportional to 3,747,858.67, 5,172,045.78 and 2,028,993.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,747,858.67 : 5,172,045.78 = 2,028,993.31 : x
2. Step 2: Convert to fraction form
   3,747,858.67/5,172,045.78 = 2,028,993.31/x
3. Step 3: Cross multiply
   3,747,858.67x = 5,172,045.78 × 2,028,993.31
4. Step 4: Simplify right side
   3,747,858.67x = 10,494,046,286,633.73
5. Step 5: Solve for x
   x = 10,494,046,286,633.73/3,747,858.67
6. Step 6: Final answer
   x = 2,800,011.21