Finding the Third Proportional to 1,809,980 and 3,574,272

Step by Step Solution

1. Step 1: Write the proportion equation
   1,809,980 : 3,574,272 = 3,574,272 : x
2. Step 2: Convert to fraction form
   1,809,980/3,574,272 = 3,574,272/x
3. Step 3: Cross multiply
   1,809,980x = 3,574,272 × 3,574,272
4. Step 4: Simplify right side
   1,809,980x = 12,775,420,329,984
5. Step 5: Solve for x
   x = 12,775,420,329,984/1,809,980
6. Step 6: Final answer
   x = 7,058,321.27