Finding the Third Proportional to 800,172 and 1,737,710

Step by Step Solution

1. Step 1: Write the proportion equation
   800,172 : 1,737,710 = 1,737,710 : x
2. Step 2: Convert to fraction form
   800,172/1,737,710 = 1,737,710/x
3. Step 3: Cross multiply
   800,172x = 1,737,710 × 1,737,710
4. Step 4: Simplify right side
   800,172x = 3,019,636,044,100
5. Step 5: Solve for x
   x = 3,019,636,044,100/800,172
6. Step 6: Final answer
   x = 3,773,733.70