Finding the Fourth Proportional to 2,227,280.82, 3,073,647.42 and 1,208,685.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227,280.82 : 3,073,647.42 = 1,208,685.57 : x
2. Step 2: Convert to fraction form
   2,227,280.82/3,073,647.42 = 1,208,685.57/x
3. Step 3: Cross multiply
   2,227,280.82x = 3,073,647.42 × 1,208,685.57
4. Step 4: Simplify right side
   2,227,280.82x = 3,715,073,283,821.73
5. Step 5: Solve for x
   x = 3,715,073,283,821.73/2,227,280.82
6. Step 6: Final answer
   x = 1,667,986.03