Finding the Third Proportional to 33,557,274 and 73,517,280

Step by Step Solution

1. Step 1: Write the proportion equation
   33,557,274 : 73,517,280 = 73,517,280 : x
2. Step 2: Convert to fraction form
   33,557,274/73,517,280 = 73,517,280/x
3. Step 3: Cross multiply
   33,557,274x = 73,517,280 × 73,517,280
4. Step 4: Simplify right side
   33,557,274x = 5,404,790,458,598,400
5. Step 5: Solve for x
   x = 5,404,790,458,598,400/33,557,274
6. Step 6: Final answer
   x = 161,061,666.05