Finding the Fourth Proportional to 2,139,568.61, 3,209,550.84 and 773,683.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,568.61 : 3,209,550.84 = 773,683.25 : x
2. Step 2: Convert to fraction form
   2,139,568.61/3,209,550.84 = 773,683.25/x
3. Step 3: Cross multiply
   2,139,568.61x = 3,209,550.84 × 773,683.25
4. Step 4: Simplify right side
   2,139,568.61x = 2,483,175,708,883.68
5. Step 5: Solve for x
   x = 2,483,175,708,883.68/2,139,568.61
6. Step 6: Final answer
   x = 1,160,596.44