Finding the Third Proportional to 2,557,368 and 4,261,680

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557,368 : 4,261,680 = 4,261,680 : x
2. Step 2: Convert to fraction form
   2,557,368/4,261,680 = 4,261,680/x
3. Step 3: Cross multiply
   2,557,368x = 4,261,680 × 4,261,680
4. Step 4: Simplify right side
   2,557,368x = 18,161,916,422,400
5. Step 5: Solve for x
   x = 18,161,916,422,400/2,557,368
6. Step 6: Final answer
   x = 7,101,800.14