Finding the Fourth Proportional to 2,539,496.76, 3,809,234.89 and 919,886.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,539,496.76 : 3,809,234.89 = 919,886.54 : x
2. Step 2: Convert to fraction form
   2,539,496.76/3,809,234.89 = 919,886.54/x
3. Step 3: Cross multiply
   2,539,496.76x = 3,809,234.89 × 919,886.54
4. Step 4: Simplify right side
   2,539,496.76x = 3,504,063,906,540.01
5. Step 5: Solve for x
   x = 3,504,063,906,540.01/2,539,496.76
6. Step 6: Final answer
   x = 1,379,826.10