Finding the Third Proportional to 755,948 and 1,089,210

Step by Step Solution

1. Step 1: Write the proportion equation
   755,948 : 1,089,210 = 1,089,210 : x
2. Step 2: Convert to fraction form
   755,948/1,089,210 = 1,089,210/x
3. Step 3: Cross multiply
   755,948x = 1,089,210 × 1,089,210
4. Step 4: Simplify right side
   755,948x = 1,186,378,424,100
5. Step 5: Solve for x
   x = 1,186,378,424,100/755,948
6. Step 6: Final answer
   x = 1,569,391.58