Finding the Fourth Proportional to 2,141,303.19, 3,210,671.72 and 681,718.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,303.19 : 3,210,671.72 = 681,718.83 : x
2. Step 2: Convert to fraction form
   2,141,303.19/3,210,671.72 = 681,718.83/x
3. Step 3: Cross multiply
   2,141,303.19x = 3,210,671.72 × 681,718.83
4. Step 4: Simplify right side
   2,141,303.19x = 2,188,775,365,063.89
5. Step 5: Solve for x
   x = 2,188,775,365,063.89/2,141,303.19
6. Step 6: Final answer
   x = 1,022,169.76