Finding the Third Proportional to 602,502 and 1,298,388

Step by Step Solution

1. Step 1: Write the proportion equation
   602,502 : 1,298,388 = 1,298,388 : x
2. Step 2: Convert to fraction form
   602,502/1,298,388 = 1,298,388/x
3. Step 3: Cross multiply
   602,502x = 1,298,388 × 1,298,388
4. Step 4: Simplify right side
   602,502x = 1,685,811,398,544
5. Step 5: Solve for x
   x = 1,685,811,398,544/602,502
6. Step 6: Final answer
   x = 2,798,017.93