Finding the Third Proportional to 1,286,368 and 1,763,854

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,368 : 1,763,854 = 1,763,854 : x
2. Step 2: Convert to fraction form
   1,286,368/1,763,854 = 1,763,854/x
3. Step 3: Cross multiply
   1,286,368x = 1,763,854 × 1,763,854
4. Step 4: Simplify right side
   1,286,368x = 3,111,180,933,316
5. Step 5: Solve for x
   x = 3,111,180,933,316/1,286,368
6. Step 6: Final answer
   x = 2,418,577.68