Finding the Third Proportional to 714,845.81 and 1,089,039.38

Step by Step Solution

1. Step 1: Write the proportion equation
   714,845.81 : 1,089,039.38 = 1,089,039.38 : x
2. Step 2: Convert to fraction form
   714,845.81/1,089,039.38 = 1,089,039.38/x
3. Step 3: Cross multiply
   714,845.81x = 1,089,039.38 × 1,089,039.38
4. Step 4: Simplify right side
   714,845.81x = 1,186,006,760,300.39
5. Step 5: Solve for x
   x = 1,186,006,760,300.39/714,845.81
6. Step 6: Final answer
   x = 1,659,108.50