Finding the Third Proportional to 2,058,840 and 2,970,149

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058,840 : 2,970,149 = 2,970,149 : x
2. Step 2: Convert to fraction form
   2,058,840/2,970,149 = 2,970,149/x
3. Step 3: Cross multiply
   2,058,840x = 2,970,149 × 2,970,149
4. Step 4: Simplify right side
   2,058,840x = 8,821,785,082,201
5. Step 5: Solve for x
   x = 8,821,785,082,201/2,058,840
6. Step 6: Final answer
   x = 4,284,832.76