Finding the Fourth Proportional to 2,405,475.58, 3,319,556.85 and 1,317,786.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405,475.58 : 3,319,556.85 = 1,317,786.31 : x
2. Step 2: Convert to fraction form
   2,405,475.58/3,319,556.85 = 1,317,786.31/x
3. Step 3: Cross multiply
   2,405,475.58x = 3,319,556.85 × 1,317,786.31
4. Step 4: Simplify right side
   2,405,475.58x = 4,374,466,572,196.72
5. Step 5: Solve for x
   x = 4,374,466,572,196.72/2,405,475.58
6. Step 6: Final answer
   x = 1,818,545.41