Finding the Third Proportional to 714,845.50 and 1,089,039

Step by Step Solution

1. Step 1: Write the proportion equation
   714,845.50 : 1,089,039 = 1,089,039 : x
2. Step 2: Convert to fraction form
   714,845.50/1,089,039 = 1,089,039/x
3. Step 3: Cross multiply
   714,845.50x = 1,089,039 × 1,089,039
4. Step 4: Simplify right side
   714,845.50x = 1,186,005,943,521
5. Step 5: Solve for x
   x = 1,186,005,943,521/714,845.50
6. Step 6: Final answer
   x = 1,659,108.08