Finding the Fourth Proportional to 2,183,142.68, 3,259,363.85 and 1,668,112.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,183,142.68 : 3,259,363.85 = 1,668,112.38 : x
2. Step 2: Convert to fraction form
   2,183,142.68/3,259,363.85 = 1,668,112.38/x
3. Step 3: Cross multiply
   2,183,142.68x = 3,259,363.85 × 1,668,112.38
4. Step 4: Simplify right side
   2,183,142.68x = 5,436,985,189,109.46
5. Step 5: Solve for x
   x = 5,436,985,189,109.46/2,183,142.68
6. Step 6: Final answer
   x = 2,490,439.69