Finding the Third Proportional to 668,977 and 1,429,538

Step by Step Solution

1. Step 1: Write the proportion equation
   668,977 : 1,429,538 = 1,429,538 : x
2. Step 2: Convert to fraction form
   668,977/1,429,538 = 1,429,538/x
3. Step 3: Cross multiply
   668,977x = 1,429,538 × 1,429,538
4. Step 4: Simplify right side
   668,977x = 2,043,578,893,444
5. Step 5: Solve for x
   x = 2,043,578,893,444/668,977
6. Step 6: Final answer
   x = 3,054,781.99