Finding the Third Proportional to 132,227 and 290,696.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,227 : 290,696.50 = 290,696.50 : x
2. Step 2: Convert to fraction form
   132,227/290,696.50 = 290,696.50/x
3. Step 3: Cross multiply
   132,227x = 290,696.50 × 290,696.50
4. Step 4: Simplify right side
   132,227x = 84,504,455,112.25
5. Step 5: Solve for x
   x = 84,504,455,112.25/132,227
6. Step 6: Final answer
   x = 639,086.23