Finding the Fourth Proportional to 2,085,629.63, 2,878,168.89 and 1,131,773.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,085,629.63 : 2,878,168.89 = 1,131,773.63 : x
2. Step 2: Convert to fraction form
   2,085,629.63/2,878,168.89 = 1,131,773.63/x
3. Step 3: Cross multiply
   2,085,629.63x = 2,878,168.89 × 1,131,773.63
4. Step 4: Simplify right side
   2,085,629.63x = 3,257,435,637,997.53
5. Step 5: Solve for x
   x = 3,257,435,637,997.53/2,085,629.63
6. Step 6: Final answer
   x = 1,561,847.61