Finding the Third Proportional to 763,091 and 1,036,379

Step by Step Solution

1. Step 1: Write the proportion equation
   763,091 : 1,036,379 = 1,036,379 : x
2. Step 2: Convert to fraction form
   763,091/1,036,379 = 1,036,379/x
3. Step 3: Cross multiply
   763,091x = 1,036,379 × 1,036,379
4. Step 4: Simplify right side
   763,091x = 1,074,081,431,641
5. Step 5: Solve for x
   x = 1,074,081,431,641/763,091
6. Step 6: Final answer
   x = 1,407,540.43