Finding the Third Proportional to 788,644 and 1,181,632

Step by Step Solution

1. Step 1: Write the proportion equation
   788,644 : 1,181,632 = 1,181,632 : x
2. Step 2: Convert to fraction form
   788,644/1,181,632 = 1,181,632/x
3. Step 3: Cross multiply
   788,644x = 1,181,632 × 1,181,632
4. Step 4: Simplify right side
   788,644x = 1,396,254,183,424
5. Step 5: Solve for x
   x = 1,396,254,183,424/788,644
6. Step 6: Final answer
   x = 1,770,449.26