Finding the Third Proportional to 2,056,257 and 4,455,711

Step by Step Solution

1. Step 1: Write the proportion equation
   2,056,257 : 4,455,711 = 4,455,711 : x
2. Step 2: Convert to fraction form
   2,056,257/4,455,711 = 4,455,711/x
3. Step 3: Cross multiply
   2,056,257x = 4,455,711 × 4,455,711
4. Step 4: Simplify right side
   2,056,257x = 19,853,360,515,521
5. Step 5: Solve for x
   x = 19,853,360,515,521/2,056,257
6. Step 6: Final answer
   x = 9,655,096.87