Finding the Third Proportional to 805,071 and 1,089,488

Step by Step Solution

1. Step 1: Write the proportion equation
   805,071 : 1,089,488 = 1,089,488 : x
2. Step 2: Convert to fraction form
   805,071/1,089,488 = 1,089,488/x
3. Step 3: Cross multiply
   805,071x = 1,089,488 × 1,089,488
4. Step 4: Simplify right side
   805,071x = 1,186,984,102,144
5. Step 5: Solve for x
   x = 1,186,984,102,144/805,071
6. Step 6: Final answer
   x = 1,474,384.37