Finding the Third Proportional to 918,648 and 1,350,756

Step by Step Solution

1. Step 1: Write the proportion equation
   918,648 : 1,350,756 = 1,350,756 : x
2. Step 2: Convert to fraction form
   918,648/1,350,756 = 1,350,756/x
3. Step 3: Cross multiply
   918,648x = 1,350,756 × 1,350,756
4. Step 4: Simplify right side
   918,648x = 1,824,541,771,536
5. Step 5: Solve for x
   x = 1,824,541,771,536/918,648
6. Step 6: Final answer
   x = 1,986,116.31