Finding the Third Proportional to 659,618 and 1,445,486

Step by Step Solution

1. Step 1: Write the proportion equation
   659,618 : 1,445,486 = 1,445,486 : x
2. Step 2: Convert to fraction form
   659,618/1,445,486 = 1,445,486/x
3. Step 3: Cross multiply
   659,618x = 1,445,486 × 1,445,486
4. Step 4: Simplify right side
   659,618x = 2,089,429,776,196
5. Step 5: Solve for x
   x = 2,089,429,776,196/659,618
6. Step 6: Final answer
   x = 3,167,636.08