Finding the Third Proportional to 492,870 and 704,793

Step by Step Solution

1. Step 1: Write the proportion equation
   492,870 : 704,793 = 704,793 : x
2. Step 2: Convert to fraction form
   492,870/704,793 = 704,793/x
3. Step 3: Cross multiply
   492,870x = 704,793 × 704,793
4. Step 4: Simplify right side
   492,870x = 496,733,172,849
5. Step 5: Solve for x
   x = 496,733,172,849/492,870
6. Step 6: Final answer
   x = 1,007,838.12