Finding the Third Proportional to 757,539 and 1,620,144

Step by Step Solution

1. Step 1: Write the proportion equation
   757,539 : 1,620,144 = 1,620,144 : x
2. Step 2: Convert to fraction form
   757,539/1,620,144 = 1,620,144/x
3. Step 3: Cross multiply
   757,539x = 1,620,144 × 1,620,144
4. Step 4: Simplify right side
   757,539x = 2,624,866,580,736
5. Step 5: Solve for x
   x = 2,624,866,580,736/757,539
6. Step 6: Final answer
   x = 3,464,992.01