Finding the Fourth Proportional to 2,202,978.21, 3,303,718.71 and 763,325.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,202,978.21 : 3,303,718.71 = 763,325.65 : x
2. Step 2: Convert to fraction form
   2,202,978.21/3,303,718.71 = 763,325.65/x
3. Step 3: Cross multiply
   2,202,978.21x = 3,303,718.71 × 763,325.65
4. Step 4: Simplify right side
   2,202,978.21x = 2,521,813,231,727.91
5. Step 5: Solve for x
   x = 2,521,813,231,727.91/2,202,978.21
6. Step 6: Final answer
   x = 1,144,729.09