Finding the Fourth Proportional to 2,881,019.35, 4,321,747.74 and 859,105.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,881,019.35 : 4,321,747.74 = 859,105.06 : x
2. Step 2: Convert to fraction form
   2,881,019.35/4,321,747.74 = 859,105.06/x
3. Step 3: Cross multiply
   2,881,019.35x = 4,321,747.74 × 859,105.06
4. Step 4: Simplify right side
   2,881,019.35x = 3,712,835,351,477.57
5. Step 5: Solve for x
   x = 3,712,835,351,477.57/2,881,019.35
6. Step 6: Final answer
   x = 1,288,722.81