Finding the Fourth Proportional to 2,183,196.42, 3,274,641.18 and 816,709.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,183,196.42 : 3,274,641.18 = 816,709.50 : x
2. Step 2: Convert to fraction form
   2,183,196.42/3,274,641.18 = 816,709.50/x
3. Step 3: Cross multiply
   2,183,196.42x = 3,274,641.18 × 816,709.50
4. Step 4: Simplify right side
   2,183,196.42x = 2,674,430,560,797.21
5. Step 5: Solve for x
   x = 2,674,430,560,797.21/2,183,196.42
6. Step 6: Final answer
   x = 1,225,006.85