Finding the Third Proportional to 804,816 and 1,089,126

Step by Step Solution

1. Step 1: Write the proportion equation
   804,816 : 1,089,126 = 1,089,126 : x
2. Step 2: Convert to fraction form
   804,816/1,089,126 = 1,089,126/x
3. Step 3: Cross multiply
   804,816x = 1,089,126 × 1,089,126
4. Step 4: Simplify right side
   804,816x = 1,186,195,443,876
5. Step 5: Solve for x
   x = 1,186,195,443,876/804,816
6. Step 6: Final answer
   x = 1,473,871.60