Finding the Third Proportional to 1,326,978 and 2,001,465

Step by Step Solution

1. Step 1: Write the proportion equation
   1,326,978 : 2,001,465 = 2,001,465 : x
2. Step 2: Convert to fraction form
   1,326,978/2,001,465 = 2,001,465/x
3. Step 3: Cross multiply
   1,326,978x = 2,001,465 × 2,001,465
4. Step 4: Simplify right side
   1,326,978x = 4,005,862,146,225
5. Step 5: Solve for x
   x = 4,005,862,146,225/1,326,978
6. Step 6: Final answer
   x = 3,018,785.65