Finding the Fourth Proportional to 2,227,281.82, 3,073,648.80 and 1,208,686.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227,281.82 : 3,073,648.80 = 1,208,686.57 : x
2. Step 2: Convert to fraction form
   2,227,281.82/3,073,648.80 = 1,208,686.57/x
3. Step 3: Cross multiply
   2,227,281.82x = 3,073,648.80 × 1,208,686.57
4. Step 4: Simplify right side
   2,227,281.82x = 3,715,078,025,456.62
5. Step 5: Solve for x
   x = 3,715,078,025,456.62/2,227,281.82
6. Step 6: Final answer
   x = 1,667,987.41