Finding the Fourth Proportional to 3,939,563.27, 5,436,680.50 and 2,220,683.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,939,563.27 : 5,436,680.50 = 2,220,683.33 : x
2. Step 2: Convert to fraction form
   3,939,563.27/5,436,680.50 = 2,220,683.33/x
3. Step 3: Cross multiply
   3,939,563.27x = 5,436,680.50 × 2,220,683.33
4. Step 4: Simplify right side
   3,939,563.27x = 12,073,145,730,180.95
5. Step 5: Solve for x
   x = 12,073,145,730,180.95/3,939,563.27
6. Step 6: Final answer
   x = 3,064,589.88