Finding the Fourth Proportional to 3,943,747.50, 5,442,371.55 and 2,132,911.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,943,747.50 : 5,442,371.55 = 2,132,911.50 : x
2. Step 2: Convert to fraction form
   3,943,747.50/5,442,371.55 = 2,132,911.50/x
3. Step 3: Cross multiply
   3,943,747.50x = 5,442,371.55 × 2,132,911.50
4. Step 4: Simplify right side
   3,943,747.50x = 11,608,096,866,267.82
5. Step 5: Solve for x
   x = 11,608,096,866,267.82/3,943,747.50
6. Step 6: Final answer
   x = 2,943,417.87