Finding the Third Proportional to 1,678,132 and 2,517,170

Step by Step Solution

1. Step 1: Write the proportion equation
   1,678,132 : 2,517,170 = 2,517,170 : x
2. Step 2: Convert to fraction form
   1,678,132/2,517,170 = 2,517,170/x
3. Step 3: Cross multiply
   1,678,132x = 2,517,170 × 2,517,170
4. Step 4: Simplify right side
   1,678,132x = 6,336,144,808,900
5. Step 5: Solve for x
   x = 6,336,144,808,900/1,678,132
6. Step 6: Final answer
   x = 3,775,713.00