Finding the Third Proportional to 703,404 and 1,089,852

Step by Step Solution

1. Step 1: Write the proportion equation
   703,404 : 1,089,852 = 1,089,852 : x
2. Step 2: Convert to fraction form
   703,404/1,089,852 = 1,089,852/x
3. Step 3: Cross multiply
   703,404x = 1,089,852 × 1,089,852
4. Step 4: Simplify right side
   703,404x = 1,187,777,381,904
5. Step 5: Solve for x
   x = 1,187,777,381,904/703,404
6. Step 6: Final answer
   x = 1,688,613.35