Finding the Third Proportional to 286,522 and 604,404

Step by Step Solution

1. Step 1: Write the proportion equation
   286,522 : 604,404 = 604,404 : x
2. Step 2: Convert to fraction form
   286,522/604,404 = 604,404/x
3. Step 3: Cross multiply
   286,522x = 604,404 × 604,404
4. Step 4: Simplify right side
   286,522x = 365,304,195,216
5. Step 5: Solve for x
   x = 365,304,195,216/286,522
6. Step 6: Final answer
   x = 1,274,960.37