Finding the Fourth Proportional to 2,307,057.88, 3,460,669.89 and 867,609.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,307,057.88 : 3,460,669.89 = 867,609.31 : x
2. Step 2: Convert to fraction form
   2,307,057.88/3,460,669.89 = 867,609.31/x
3. Step 3: Cross multiply
   2,307,057.88x = 3,460,669.89 × 867,609.31
4. Step 4: Simplify right side
   2,307,057.88x = 3,002,509,415,400.68
5. Step 5: Solve for x
   x = 3,002,509,415,400.68/2,307,057.88
6. Step 6: Final answer
   x = 1,301,445.20