Finding the Fourth Proportional to 3,823,821.39, 5,735,792.90 and 2,128,738.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,823,821.39 : 5,735,792.90 = 2,128,738.71 : x
2. Step 2: Convert to fraction form
   3,823,821.39/5,735,792.90 = 2,128,738.71/x
3. Step 3: Cross multiply
   3,823,821.39x = 5,735,792.90 × 2,128,738.71
4. Step 4: Simplify right side
   3,823,821.39x = 12,210,004,384,095.01
5. Step 5: Solve for x
   x = 12,210,004,384,095.01/3,823,821.39
6. Step 6: Final answer
   x = 3,193,141.92