Finding the Third Proportional to 490,372 and 1,058,155

Step by Step Solution

1. Step 1: Write the proportion equation
   490,372 : 1,058,155 = 1,058,155 : x
2. Step 2: Convert to fraction form
   490,372/1,058,155 = 1,058,155/x
3. Step 3: Cross multiply
   490,372x = 1,058,155 × 1,058,155
4. Step 4: Simplify right side
   490,372x = 1,119,692,004,025
5. Step 5: Solve for x
   x = 1,119,692,004,025/490,372
6. Step 6: Final answer
   x = 2,283,352.24