Finding the Third Proportional to 1,009,773 and 2,161,393

Step by Step Solution

1. Step 1: Write the proportion equation
   1,009,773 : 2,161,393 = 2,161,393 : x
2. Step 2: Convert to fraction form
   1,009,773/2,161,393 = 2,161,393/x
3. Step 3: Cross multiply
   1,009,773x = 2,161,393 × 2,161,393
4. Step 4: Simplify right side
   1,009,773x = 4,671,619,700,449
5. Step 5: Solve for x
   x = 4,671,619,700,449/1,009,773
6. Step 6: Final answer
   x = 4,626,405.84