Finding the Third Proportional to 890,606 and 1,812,314

Step by Step Solution

1. Step 1: Write the proportion equation
   890,606 : 1,812,314 = 1,812,314 : x
2. Step 2: Convert to fraction form
   890,606/1,812,314 = 1,812,314/x
3. Step 3: Cross multiply
   890,606x = 1,812,314 × 1,812,314
4. Step 4: Simplify right side
   890,606x = 3,284,482,034,596
5. Step 5: Solve for x
   x = 3,284,482,034,596/890,606
6. Step 6: Final answer
   x = 3,687,918.15