Finding the Third Proportional to 2,056,864 and 4,429,810

Step by Step Solution

1. Step 1: Write the proportion equation
   2,056,864 : 4,429,810 = 4,429,810 : x
2. Step 2: Convert to fraction form
   2,056,864/4,429,810 = 4,429,810/x
3. Step 3: Cross multiply
   2,056,864x = 4,429,810 × 4,429,810
4. Step 4: Simplify right side
   2,056,864x = 19,623,216,636,100
5. Step 5: Solve for x
   x = 19,623,216,636,100/2,056,864
6. Step 6: Final answer
   x = 9,540,356.89