Finding the Fourth Proportional to 3,367,489.69, 5,051,278.31 and 1,123,627.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,367,489.69 : 5,051,278.31 = 1,123,627.69 : x
2. Step 2: Convert to fraction form
   3,367,489.69/5,051,278.31 = 1,123,627.69/x
3. Step 3: Cross multiply
   3,367,489.69x = 5,051,278.31 × 1,123,627.69
4. Step 4: Simplify right side
   3,367,489.69x = 5,675,756,160,766.07
5. Step 5: Solve for x
   x = 5,675,756,160,766.07/3,367,489.69
6. Step 6: Final answer
   x = 1,685,456.14