Finding the Third Proportional to 2,058,834 and 2,970,139.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058,834 : 2,970,139.50 = 2,970,139.50 : x
2. Step 2: Convert to fraction form
   2,058,834/2,970,139.50 = 2,970,139.50/x
3. Step 3: Cross multiply
   2,058,834x = 2,970,139.50 × 2,970,139.50
4. Step 4: Simplify right side
   2,058,834x = 8,821,728,649,460.25
5. Step 5: Solve for x
   x = 8,821,728,649,460.25/2,058,834
6. Step 6: Final answer
   x = 4,284,817.84