Finding the Third Proportional to 30,333,845 and 64,919,216

Step by Step Solution

1. Step 1: Write the proportion equation
   30,333,845 : 64,919,216 = 64,919,216 : x
2. Step 2: Convert to fraction form
   30,333,845/64,919,216 = 64,919,216/x
3. Step 3: Cross multiply
   30,333,845x = 64,919,216 × 64,919,216
4. Step 4: Simplify right side
   30,333,845x = 4,214,504,606,054,656
5. Step 5: Solve for x
   x = 4,214,504,606,054,656/30,333,845
6. Step 6: Final answer
   x = 138,937,368.67