Finding the Third Proportional to 1,214,690 and 2,812,058

Step by Step Solution

1. Step 1: Write the proportion equation
   1,214,690 : 2,812,058 = 2,812,058 : x
2. Step 2: Convert to fraction form
   1,214,690/2,812,058 = 2,812,058/x
3. Step 3: Cross multiply
   1,214,690x = 2,812,058 × 2,812,058
4. Step 4: Simplify right side
   1,214,690x = 7,907,670,195,364
5. Step 5: Solve for x
   x = 7,907,670,195,364/1,214,690
6. Step 6: Final answer
   x = 6,510,031.53