Finding the Third Proportional to 602,201 and 1,309,377

Step by Step Solution

1. Step 1: Write the proportion equation
   602,201 : 1,309,377 = 1,309,377 : x
2. Step 2: Convert to fraction form
   602,201/1,309,377 = 1,309,377/x
3. Step 3: Cross multiply
   602,201x = 1,309,377 × 1,309,377
4. Step 4: Simplify right side
   602,201x = 1,714,468,128,129
5. Step 5: Solve for x
   x = 1,714,468,128,129/602,201
6. Step 6: Final answer
   x = 2,847,003.12