Finding the Third Proportional to 756,180 and 1,636,488

Step by Step Solution

1. Step 1: Write the proportion equation
   756,180 : 1,636,488 = 1,636,488 : x
2. Step 2: Convert to fraction form
   756,180/1,636,488 = 1,636,488/x
3. Step 3: Cross multiply
   756,180x = 1,636,488 × 1,636,488
4. Step 4: Simplify right side
   756,180x = 2,678,092,974,144
5. Step 5: Solve for x
   x = 2,678,092,974,144/756,180
6. Step 6: Final answer
   x = 3,541,607.78