Finding the Third Proportional to 697,518 and 1,051,407

Step by Step Solution

1. Step 1: Write the proportion equation
   697,518 : 1,051,407 = 1,051,407 : x
2. Step 2: Convert to fraction form
   697,518/1,051,407 = 1,051,407/x
3. Step 3: Cross multiply
   697,518x = 1,051,407 × 1,051,407
4. Step 4: Simplify right side
   697,518x = 1,105,456,679,649
5. Step 5: Solve for x
   x = 1,105,456,679,649/697,518
6. Step 6: Final answer
   x = 1,584,843.23