Finding the Third Proportional to 151,623,161 and 216,673,008

Step by Step Solution

1. Step 1: Write the proportion equation
   151,623,161 : 216,673,008 = 216,673,008 : x
2. Step 2: Convert to fraction form
   151,623,161/216,673,008 = 216,673,008/x
3. Step 3: Cross multiply
   151,623,161x = 216,673,008 × 216,673,008
4. Step 4: Simplify right side
   151,623,161x = 46,947,192,395,768,064
5. Step 5: Solve for x
   x = 46,947,192,395,768,064/151,623,161
6. Step 6: Final answer
   x = 309,630,745.63