Finding the Third Proportional to 602,868 and 1,300,380

Step by Step Solution

1. Step 1: Write the proportion equation
   602,868 : 1,300,380 = 1,300,380 : x
2. Step 2: Convert to fraction form
   602,868/1,300,380 = 1,300,380/x
3. Step 3: Cross multiply
   602,868x = 1,300,380 × 1,300,380
4. Step 4: Simplify right side
   602,868x = 1,690,988,144,400
5. Step 5: Solve for x
   x = 1,690,988,144,400/602,868
6. Step 6: Final answer
   x = 2,804,906.12