Finding the Third Proportional to 2,143,617 and 4,719,032

Step by Step Solution

1. Step 1: Write the proportion equation
   2,143,617 : 4,719,032 = 4,719,032 : x
2. Step 2: Convert to fraction form
   2,143,617/4,719,032 = 4,719,032/x
3. Step 3: Cross multiply
   2,143,617x = 4,719,032 × 4,719,032
4. Step 4: Simplify right side
   2,143,617x = 22,269,263,017,024
5. Step 5: Solve for x
   x = 22,269,263,017,024/2,143,617
6. Step 6: Final answer
   x = 10,388,638.93