Finding the Third Proportional to 2,315,411 and 5,411,270

Step by Step Solution

1. Step 1: Write the proportion equation
   2,315,411 : 5,411,270 = 5,411,270 : x
2. Step 2: Convert to fraction form
   2,315,411/5,411,270 = 5,411,270/x
3. Step 3: Cross multiply
   2,315,411x = 5,411,270 × 5,411,270
4. Step 4: Simplify right side
   2,315,411x = 29,281,843,012,900
5. Step 5: Solve for x
   x = 29,281,843,012,900/2,315,411
6. Step 6: Final answer
   x = 12,646,499.05