Finding the Third Proportional to 4,464,711 and 9,780,714

Step by Step Solution

1. Step 1: Write the proportion equation
   4,464,711 : 9,780,714 = 9,780,714 : x
2. Step 2: Convert to fraction form
   4,464,711/9,780,714 = 9,780,714/x
3. Step 3: Cross multiply
   4,464,711x = 9,780,714 × 9,780,714
4. Step 4: Simplify right side
   4,464,711x = 95,662,366,349,796
5. Step 5: Solve for x
   x = 95,662,366,349,796/4,464,711
6. Step 6: Final answer
   x = 21,426,328.90