Finding the Third Proportional to 2,557,362 and 5,429,962

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557,362 : 5,429,962 = 5,429,962 : x
2. Step 2: Convert to fraction form
   2,557,362/5,429,962 = 5,429,962/x
3. Step 3: Cross multiply
   2,557,362x = 5,429,962 × 5,429,962
4. Step 4: Simplify right side
   2,557,362x = 29,484,487,321,444
5. Step 5: Solve for x
   x = 29,484,487,321,444/2,557,362
6. Step 6: Final answer
   x = 11,529,258.40