Finding the Third Proportional to 697,416 and 1,077,670

Step by Step Solution

1. Step 1: Write the proportion equation
   697,416 : 1,077,670 = 1,077,670 : x
2. Step 2: Convert to fraction form
   697,416/1,077,670 = 1,077,670/x
3. Step 3: Cross multiply
   697,416x = 1,077,670 × 1,077,670
4. Step 4: Simplify right side
   697,416x = 1,161,372,628,900
5. Step 5: Solve for x
   x = 1,161,372,628,900/697,416
6. Step 6: Final answer
   x = 1,665,250.91