Finding the Third Proportional to 516,715 and 1,108,170

Step by Step Solution

1. Step 1: Write the proportion equation
   516,715 : 1,108,170 = 1,108,170 : x
2. Step 2: Convert to fraction form
   516,715/1,108,170 = 1,108,170/x
3. Step 3: Cross multiply
   516,715x = 1,108,170 × 1,108,170
4. Step 4: Simplify right side
   516,715x = 1,228,040,748,900
5. Step 5: Solve for x
   x = 1,228,040,748,900/516,715
6. Step 6: Final answer
   x = 2,376,630.73