Finding the Third Proportional to 487,740 and 1,064,856

Step by Step Solution

1. Step 1: Write the proportion equation
   487,740 : 1,064,856 = 1,064,856 : x
2. Step 2: Convert to fraction form
   487,740/1,064,856 = 1,064,856/x
3. Step 3: Cross multiply
   487,740x = 1,064,856 × 1,064,856
4. Step 4: Simplify right side
   487,740x = 1,133,918,300,736
5. Step 5: Solve for x
   x = 1,133,918,300,736/487,740
6. Step 6: Final answer
   x = 2,324,841.72