Finding the Fourth Proportional to 2,573,362.58, 3,858,922.35 and 867,187.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,573,362.58 : 3,858,922.35 = 867,187.89 : x
2. Step 2: Convert to fraction form
   2,573,362.58/3,858,922.35 = 867,187.89/x
3. Step 3: Cross multiply
   2,573,362.58x = 3,858,922.35 × 867,187.89
4. Step 4: Simplify right side
   2,573,362.58x = 3,346,410,730,370.34
5. Step 5: Solve for x
   x = 3,346,410,730,370.34/2,573,362.58
6. Step 6: Final answer
   x = 1,300,403.90