Finding the Third Proportional to 1,475,617 and 2,171,229

Step by Step Solution

1. Step 1: Write the proportion equation
   1,475,617 : 2,171,229 = 2,171,229 : x
2. Step 2: Convert to fraction form
   1,475,617/2,171,229 = 2,171,229/x
3. Step 3: Cross multiply
   1,475,617x = 2,171,229 × 2,171,229
4. Step 4: Simplify right side
   1,475,617x = 4,714,235,370,441
5. Step 5: Solve for x
   x = 4,714,235,370,441/1,475,617
6. Step 6: Final answer
   x = 3,194,755.39