Finding the Third Proportional to 1,058,107 and 1,512,498

Step by Step Solution

1. Step 1: Write the proportion equation
   1,058,107 : 1,512,498 = 1,512,498 : x
2. Step 2: Convert to fraction form
   1,058,107/1,512,498 = 1,512,498/x
3. Step 3: Cross multiply
   1,058,107x = 1,512,498 × 1,512,498
4. Step 4: Simplify right side
   1,058,107x = 2,287,650,200,004
5. Step 5: Solve for x
   x = 2,287,650,200,004/1,058,107
6. Step 6: Final answer
   x = 2,162,021.61