Finding the Third Proportional to 765,450 and 1,677,429

Step by Step Solution

1. Step 1: Write the proportion equation
   765,450 : 1,677,429 = 1,677,429 : x
2. Step 2: Convert to fraction form
   765,450/1,677,429 = 1,677,429/x
3. Step 3: Cross multiply
   765,450x = 1,677,429 × 1,677,429
4. Step 4: Simplify right side
   765,450x = 2,813,768,050,041
5. Step 5: Solve for x
   x = 2,813,768,050,041/765,450
6. Step 6: Final answer
   x = 3,675,965.84