Finding the Third Proportional to 798,354 and 1,721,124

Step by Step Solution

1. Step 1: Write the proportion equation
   798,354 : 1,721,124 = 1,721,124 : x
2. Step 2: Convert to fraction form
   798,354/1,721,124 = 1,721,124/x
3. Step 3: Cross multiply
   798,354x = 1,721,124 × 1,721,124
4. Step 4: Simplify right side
   798,354x = 2,962,267,823,376
5. Step 5: Solve for x
   x = 2,962,267,823,376/798,354
6. Step 6: Final answer
   x = 3,710,469.07