Finding the Third Proportional to 132,293 and 290,279.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,293 : 290,279.50 = 290,279.50 : x
2. Step 2: Convert to fraction form
   132,293/290,279.50 = 290,279.50/x
3. Step 3: Cross multiply
   132,293x = 290,279.50 × 290,279.50
4. Step 4: Simplify right side
   132,293x = 84,262,188,120.25
5. Step 5: Solve for x
   x = 84,262,188,120.25/132,293
6. Step 6: Final answer
   x = 636,936.10