Finding the Third Proportional to 144,097,388 and 212,335,906

Step by Step Solution

1. Step 1: Write the proportion equation
   144,097,388 : 212,335,906 = 212,335,906 : x
2. Step 2: Convert to fraction form
   144,097,388/212,335,906 = 212,335,906/x
3. Step 3: Cross multiply
   144,097,388x = 212,335,906 × 212,335,906
4. Step 4: Simplify right side
   144,097,388x = 45,086,536,976,840,832
5. Step 5: Solve for x
   x = 45,086,536,976,840,832/144,097,388
6. Step 6: Final answer
   x = 312,889,342.43