Finding the Third Proportional to 595,980 and 1,290,969

Step by Step Solution

1. Step 1: Write the proportion equation
   595,980 : 1,290,969 = 1,290,969 : x
2. Step 2: Convert to fraction form
   595,980/1,290,969 = 1,290,969/x
3. Step 3: Cross multiply
   595,980x = 1,290,969 × 1,290,969
4. Step 4: Simplify right side
   595,980x = 1,666,600,958,961
5. Step 5: Solve for x
   x = 1,666,600,958,961/595,980
6. Step 6: Final answer
   x = 2,796,404.17