Finding the Third Proportional to 16,455,305,688 and 25,067,958,012

Step by Step Solution

1. Step 1: Write the proportion equation
   16,455,305,688 : 25,067,958,012 = 25,067,958,012 : x
2. Step 2: Convert to fraction form
   16,455,305,688/25,067,958,012 = 25,067,958,012/x
3. Step 3: Cross multiply
   16,455,305,688x = 25,067,958,012 × 25,067,958,012
4. Step 4: Simplify right side
   16,455,305,688x = 628,402,518,891,395,022,848
5. Step 5: Solve for x
   x = 628,402,518,891,395,022,848/16,455,305,688
6. Step 6: Final answer
   x = 38,188,443,946.66