Finding the Third Proportional to 680,498 and 1,485,510

Step by Step Solution

1. Step 1: Write the proportion equation
   680,498 : 1,485,510 = 1,485,510 : x
2. Step 2: Convert to fraction form
   680,498/1,485,510 = 1,485,510/x
3. Step 3: Cross multiply
   680,498x = 1,485,510 × 1,485,510
4. Step 4: Simplify right side
   680,498x = 2,206,739,960,100
5. Step 5: Solve for x
   x = 2,206,739,960,100/680,498
6. Step 6: Final answer
   x = 3,242,830.93