Finding the Fourth Proportional to 2,311,047.56, 3,469,936.29 and 1,640,688.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,311,047.56 : 3,469,936.29 = 1,640,688.32 : x
2. Step 2: Convert to fraction form
   2,311,047.56/3,469,936.29 = 1,640,688.32/x
3. Step 3: Cross multiply
   2,311,047.56x = 3,469,936.29 × 1,640,688.32
4. Step 4: Simplify right side
   2,311,047.56x = 5,693,083,942,147.13
5. Step 5: Solve for x
   x = 5,693,083,942,147.13/2,311,047.56
6. Step 6: Final answer
   x = 2,463,421.37