Finding the Third Proportional to 487,372 and 1,086,808

Step by Step Solution

1. Step 1: Write the proportion equation
   487,372 : 1,086,808 = 1,086,808 : x
2. Step 2: Convert to fraction form
   487,372/1,086,808 = 1,086,808/x
3. Step 3: Cross multiply
   487,372x = 1,086,808 × 1,086,808
4. Step 4: Simplify right side
   487,372x = 1,181,151,628,864
5. Step 5: Solve for x
   x = 1,181,151,628,864/487,372
6. Step 6: Final answer
   x = 2,423,511.46