Finding the Third Proportional to 2,166,934 and 4,666,868

Step by Step Solution

1. Step 1: Write the proportion equation
   2,166,934 : 4,666,868 = 4,666,868 : x
2. Step 2: Convert to fraction form
   2,166,934/4,666,868 = 4,666,868/x
3. Step 3: Cross multiply
   2,166,934x = 4,666,868 × 4,666,868
4. Step 4: Simplify right side
   2,166,934x = 21,779,656,929,424
5. Step 5: Solve for x
   x = 21,779,656,929,424/2,166,934
6. Step 6: Final answer
   x = 10,050,909.22