Finding the Third Proportional to 1,857,563 and 4,080,454

Step by Step Solution

1. Step 1: Write the proportion equation
   1,857,563 : 4,080,454 = 4,080,454 : x
2. Step 2: Convert to fraction form
   1,857,563/4,080,454 = 4,080,454/x
3. Step 3: Cross multiply
   1,857,563x = 4,080,454 × 4,080,454
4. Step 4: Simplify right side
   1,857,563x = 16,650,104,846,116
5. Step 5: Solve for x
   x = 16,650,104,846,116/1,857,563
6. Step 6: Final answer
   x = 8,963,413.27