Finding the Fourth Proportional to 2,412,078.62, 3,328,538.55 and 1,338,921.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,412,078.62 : 3,328,538.55 = 1,338,921.50 : x
2. Step 2: Convert to fraction form
   2,412,078.62/3,328,538.55 = 1,338,921.50/x
3. Step 3: Cross multiply
   2,412,078.62x = 3,328,538.55 × 1,338,921.50
4. Step 4: Simplify right side
   2,412,078.62x = 4,456,651,828,173.83
5. Step 5: Solve for x
   x = 4,456,651,828,173.83/2,412,078.62
6. Step 6: Final answer
   x = 1,847,639.54