Finding the Third Proportional to 1,370,580 and 2,009,118

Step by Step Solution

1. Step 1: Write the proportion equation
   1,370,580 : 2,009,118 = 2,009,118 : x
2. Step 2: Convert to fraction form
   1,370,580/2,009,118 = 2,009,118/x
3. Step 3: Cross multiply
   1,370,580x = 2,009,118 × 2,009,118
4. Step 4: Simplify right side
   1,370,580x = 4,036,555,137,924
5. Step 5: Solve for x
   x = 4,036,555,137,924/1,370,580
6. Step 6: Final answer
   x = 2,945,143.76