Finding the Third Proportional to 82,839,346 and 123,540,644

Step by Step Solution

1. Step 1: Write the proportion equation
   82,839,346 : 123,540,644 = 123,540,644 : x
2. Step 2: Convert to fraction form
   82,839,346/123,540,644 = 123,540,644/x
3. Step 3: Cross multiply
   82,839,346x = 123,540,644 × 123,540,644
4. Step 4: Simplify right side
   82,839,346x = 15,262,290,719,934,736
5. Step 5: Solve for x
   x = 15,262,290,719,934,736/82,839,346
6. Step 6: Final answer
   x = 184,239,633.18