Finding the Third Proportional to 621,674 and 1,333,956

Step by Step Solution

1. Step 1: Write the proportion equation
   621,674 : 1,333,956 = 1,333,956 : x
2. Step 2: Convert to fraction form
   621,674/1,333,956 = 1,333,956/x
3. Step 3: Cross multiply
   621,674x = 1,333,956 × 1,333,956
4. Step 4: Simplify right side
   621,674x = 1,779,438,609,936
5. Step 5: Solve for x
   x = 1,779,438,609,936/621,674
6. Step 6: Final answer
   x = 2,862,333.97