Finding the Third Proportional to 2,420,438 and 5,214,322

Step by Step Solution

1. Step 1: Write the proportion equation
   2,420,438 : 5,214,322 = 5,214,322 : x
2. Step 2: Convert to fraction form
   2,420,438/5,214,322 = 5,214,322/x
3. Step 3: Cross multiply
   2,420,438x = 5,214,322 × 5,214,322
4. Step 4: Simplify right side
   2,420,438x = 27,189,153,919,684
5. Step 5: Solve for x
   x = 27,189,153,919,684/2,420,438
6. Step 6: Final answer
   x = 11,233,154.46