Finding the Third Proportional to 703,474 and 1,089,962

Step by Step Solution

1. Step 1: Write the proportion equation
   703,474 : 1,089,962 = 1,089,962 : x
2. Step 2: Convert to fraction form
   703,474/1,089,962 = 1,089,962/x
3. Step 3: Cross multiply
   703,474x = 1,089,962 × 1,089,962
4. Step 4: Simplify right side
   703,474x = 1,188,017,161,444
5. Step 5: Solve for x
   x = 1,188,017,161,444/703,474
6. Step 6: Final answer
   x = 1,688,786.17