Finding the Third Proportional to 710,756 and 1,677,846

Step by Step Solution

1. Step 1: Write the proportion equation
   710,756 : 1,677,846 = 1,677,846 : x
2. Step 2: Convert to fraction form
   710,756/1,677,846 = 1,677,846/x
3. Step 3: Cross multiply
   710,756x = 1,677,846 × 1,677,846
4. Step 4: Simplify right side
   710,756x = 2,815,167,199,716
5. Step 5: Solve for x
   x = 2,815,167,199,716/710,756
6. Step 6: Final answer
   x = 3,960,806.80