Finding the Third Proportional to 1,021,216 and 1,431,050

Step by Step Solution

1. Step 1: Write the proportion equation
   1,021,216 : 1,431,050 = 1,431,050 : x
2. Step 2: Convert to fraction form
   1,021,216/1,431,050 = 1,431,050/x
3. Step 3: Cross multiply
   1,021,216x = 1,431,050 × 1,431,050
4. Step 4: Simplify right side
   1,021,216x = 2,047,904,102,500
5. Step 5: Solve for x
   x = 2,047,904,102,500/1,021,216
6. Step 6: Final answer
   x = 2,005,358.42