Finding the Third Proportional to 1,147,766 and 1,684,785

Step by Step Solution

1. Step 1: Write the proportion equation
   1,147,766 : 1,684,785 = 1,684,785 : x
2. Step 2: Convert to fraction form
   1,147,766/1,684,785 = 1,684,785/x
3. Step 3: Cross multiply
   1,147,766x = 1,684,785 × 1,684,785
4. Step 4: Simplify right side
   1,147,766x = 2,838,500,496,225
5. Step 5: Solve for x
   x = 2,838,500,496,225/1,147,766
6. Step 6: Final answer
   x = 2,473,065.50