Finding the Third Proportional to 1,286,334 and 1,890,960

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,334 : 1,890,960 = 1,890,960 : x
2. Step 2: Convert to fraction form
   1,286,334/1,890,960 = 1,890,960/x
3. Step 3: Cross multiply
   1,286,334x = 1,890,960 × 1,890,960
4. Step 4: Simplify right side
   1,286,334x = 3,575,729,721,600
5. Step 5: Solve for x
   x = 3,575,729,721,600/1,286,334
6. Step 6: Final answer
   x = 2,779,783.26