Finding the Third Proportional to 621,704 and 1,115,482

Step by Step Solution

1. Step 1: Write the proportion equation
   621,704 : 1,115,482 = 1,115,482 : x
2. Step 2: Convert to fraction form
   621,704/1,115,482 = 1,115,482/x
3. Step 3: Cross multiply
   621,704x = 1,115,482 × 1,115,482
4. Step 4: Simplify right side
   621,704x = 1,244,300,092,324
5. Step 5: Solve for x
   x = 1,244,300,092,324/621,704
6. Step 6: Final answer
   x = 2,001,434.91