Finding the Third Proportional to 10,058,794 and 20,582,420

Step by Step Solution

1. Step 1: Write the proportion equation
   10,058,794 : 20,582,420 = 20,582,420 : x
2. Step 2: Convert to fraction form
   10,058,794/20,582,420 = 20,582,420/x
3. Step 3: Cross multiply
   10,058,794x = 20,582,420 × 20,582,420
4. Step 4: Simplify right side
   10,058,794x = 423,636,013,056,400
5. Step 5: Solve for x
   x = 423,636,013,056,400/10,058,794
6. Step 6: Final answer
   x = 42,115,984.59