Finding the Third Proportional to 772,726 and 1,629,356

Step by Step Solution

1. Step 1: Write the proportion equation
   772,726 : 1,629,356 = 1,629,356 : x
2. Step 2: Convert to fraction form
   772,726/1,629,356 = 1,629,356/x
3. Step 3: Cross multiply
   772,726x = 1,629,356 × 1,629,356
4. Step 4: Simplify right side
   772,726x = 2,654,800,974,736
5. Step 5: Solve for x
   x = 2,654,800,974,736/772,726
6. Step 6: Final answer
   x = 3,435,630.45