Finding the Third Proportional to 29,458,512 and 64,016,144

Step by Step Solution

1. Step 1: Write the proportion equation
   29,458,512 : 64,016,144 = 64,016,144 : x
2. Step 2: Convert to fraction form
   29,458,512/64,016,144 = 64,016,144/x
3. Step 3: Cross multiply
   29,458,512x = 64,016,144 × 64,016,144
4. Step 4: Simplify right side
   29,458,512x = 4,098,066,692,628,736
5. Step 5: Solve for x
   x = 4,098,066,692,628,736/29,458,512
6. Step 6: Final answer
   x = 139,113,159.98