Finding the Third Proportional to 616,288 and 1,346,012

Step by Step Solution

1. Step 1: Write the proportion equation
   616,288 : 1,346,012 = 1,346,012 : x
2. Step 2: Convert to fraction form
   616,288/1,346,012 = 1,346,012/x
3. Step 3: Cross multiply
   616,288x = 1,346,012 × 1,346,012
4. Step 4: Simplify right side
   616,288x = 1,811,748,304,144
5. Step 5: Solve for x
   x = 1,811,748,304,144/616,288
6. Step 6: Final answer
   x = 2,939,775.40