Finding the Third Proportional to 2,160,714 and 4,641,684

Step by Step Solution

1. Step 1: Write the proportion equation
   2,160,714 : 4,641,684 = 4,641,684 : x
2. Step 2: Convert to fraction form
   2,160,714/4,641,684 = 4,641,684/x
3. Step 3: Cross multiply
   2,160,714x = 4,641,684 × 4,641,684
4. Step 4: Simplify right side
   2,160,714x = 21,545,230,355,856
5. Step 5: Solve for x
   x = 21,545,230,355,856/2,160,714
6. Step 6: Final answer
   x = 9,971,347.60