Finding the Fourth Proportional to 2,039,144.58, 3,058,518.22 and 619,212.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039,144.58 : 3,058,518.22 = 619,212.96 : x
2. Step 2: Convert to fraction form
   2,039,144.58/3,058,518.22 = 619,212.96/x
3. Step 3: Cross multiply
   2,039,144.58x = 3,058,518.22 × 619,212.96
4. Step 4: Simplify right side
   2,039,144.58x = 1,893,874,118,672.10
5. Step 5: Solve for x
   x = 1,893,874,118,672.10/2,039,144.58
6. Step 6: Final answer
   x = 928,759.12