Finding the Third Proportional to 840,256 and 1,843,784

Step by Step Solution

1. Step 1: Write the proportion equation
   840,256 : 1,843,784 = 1,843,784 : x
2. Step 2: Convert to fraction form
   840,256/1,843,784 = 1,843,784/x
3. Step 3: Cross multiply
   840,256x = 1,843,784 × 1,843,784
4. Step 4: Simplify right side
   840,256x = 3,399,539,438,656
5. Step 5: Solve for x
   x = 3,399,539,438,656/840,256
6. Step 6: Final answer
   x = 4,045,837.74