Finding the Third Proportional to 512,118 and 737,723.25

Step by Step Solution

1. Step 1: Write the proportion equation
   512,118 : 737,723.25 = 737,723.25 : x
2. Step 2: Convert to fraction form
   512,118/737,723.25 = 737,723.25/x
3. Step 3: Cross multiply
   512,118x = 737,723.25 × 737,723.25
4. Step 4: Simplify right side
   512,118x = 544,235,593,590.56
5. Step 5: Solve for x
   x = 544,235,593,590.56/512,118
6. Step 6: Final answer
   x = 1,062,715.22