Finding the Third Proportional to 487,209,687 and 1,149,765,404

Step by Step Solution

1. Step 1: Write the proportion equation
   487,209,687 : 1,149,765,404 = 1,149,765,404 : x
2. Step 2: Convert to fraction form
   487,209,687/1,149,765,404 = 1,149,765,404/x
3. Step 3: Cross multiply
   487,209,687x = 1,149,765,404 × 1,149,765,404
4. Step 4: Simplify right side
   487,209,687x = 1,321,960,484,235,283,200
5. Step 5: Solve for x
   x = 1,321,960,484,235,283,200/487,209,687
6. Step 6: Final answer
   x = 2,713,329,639.19