Finding the Third Proportional to 778,423.50 and 1,673,271

Step by Step Solution

1. Step 1: Write the proportion equation
   778,423.50 : 1,673,271 = 1,673,271 : x
2. Step 2: Convert to fraction form
   778,423.50/1,673,271 = 1,673,271/x
3. Step 3: Cross multiply
   778,423.50x = 1,673,271 × 1,673,271
4. Step 4: Simplify right side
   778,423.50x = 2,799,835,839,441
5. Step 5: Solve for x
   x = 2,799,835,839,441/778,423.50
6. Step 6: Final answer
   x = 3,596,802.82