Finding the Third Proportional to 1,286,360 and 1,891,000

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,360 : 1,891,000 = 1,891,000 : x
2. Step 2: Convert to fraction form
   1,286,360/1,891,000 = 1,891,000/x
3. Step 3: Cross multiply
   1,286,360x = 1,891,000 × 1,891,000
4. Step 4: Simplify right side
   1,286,360x = 3,575,881,000,000
5. Step 5: Solve for x
   x = 3,575,881,000,000/1,286,360
6. Step 6: Final answer
   x = 2,779,844.68