Finding the Third Proportional to 757,756 and 1,658,216

Step by Step Solution

1. Step 1: Write the proportion equation
   757,756 : 1,658,216 = 1,658,216 : x
2. Step 2: Convert to fraction form
   757,756/1,658,216 = 1,658,216/x
3. Step 3: Cross multiply
   757,756x = 1,658,216 × 1,658,216
4. Step 4: Simplify right side
   757,756x = 2,749,680,302,656
5. Step 5: Solve for x
   x = 2,749,680,302,656/757,756
6. Step 6: Final answer
   x = 3,628,714.66