Finding the Third Proportional to 602,498 and 1,298,380

Step by Step Solution

1. Step 1: Write the proportion equation
   602,498 : 1,298,380 = 1,298,380 : x
2. Step 2: Convert to fraction form
   602,498/1,298,380 = 1,298,380/x
3. Step 3: Cross multiply
   602,498x = 1,298,380 × 1,298,380
4. Step 4: Simplify right side
   602,498x = 1,685,790,624,400
5. Step 5: Solve for x
   x = 1,685,790,624,400/602,498
6. Step 6: Final answer
   x = 2,798,002.03