Finding the Fourth Proportional to 2,666,309.72, 3,679,481.25 and 1,442,588.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,309.72 : 3,679,481.25 = 1,442,588.39 : x
2. Step 2: Convert to fraction form
   2,666,309.72/3,679,481.25 = 1,442,588.39/x
3. Step 3: Cross multiply
   2,666,309.72x = 3,679,481.25 × 1,442,588.39
4. Step 4: Simplify right side
   2,666,309.72x = 5,307,976,927,873.34
5. Step 5: Solve for x
   x = 5,307,976,927,873.34/2,666,309.72
6. Step 6: Final answer
   x = 1,990,757.82