Finding the Third Proportional to 2,166,858 and 4,666,716

Step by Step Solution

1. Step 1: Write the proportion equation
   2,166,858 : 4,666,716 = 4,666,716 : x
2. Step 2: Convert to fraction form
   2,166,858/4,666,716 = 4,666,716/x
3. Step 3: Cross multiply
   2,166,858x = 4,666,716 × 4,666,716
4. Step 4: Simplify right side
   2,166,858x = 21,778,238,224,656
5. Step 5: Solve for x
   x = 21,778,238,224,656/2,166,858
6. Step 6: Final answer
   x = 10,050,607.02