Finding the Third Proportional to 1,306,036 and 2,018,159

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,036 : 2,018,159 = 2,018,159 : x
2. Step 2: Convert to fraction form
   1,306,036/2,018,159 = 2,018,159/x
3. Step 3: Cross multiply
   1,306,036x = 2,018,159 × 2,018,159
4. Step 4: Simplify right side
   1,306,036x = 4,072,965,749,281
5. Step 5: Solve for x
   x = 4,072,965,749,281/1,306,036
6. Step 6: Final answer
   x = 3,118,570.81