Finding the Third Proportional to 602,460 and 1,309,878

Step by Step Solution

1. Step 1: Write the proportion equation
   602,460 : 1,309,878 = 1,309,878 : x
2. Step 2: Convert to fraction form
   602,460/1,309,878 = 1,309,878/x
3. Step 3: Cross multiply
   602,460x = 1,309,878 × 1,309,878
4. Step 4: Simplify right side
   602,460x = 1,715,780,374,884
5. Step 5: Solve for x
   x = 1,715,780,374,884/602,460
6. Step 6: Final answer
   x = 2,847,957.33