Finding the Third Proportional to 297,500 and 416,112

Step by Step Solution

1. Step 1: Write the proportion equation
   297,500 : 416,112 = 416,112 : x
2. Step 2: Convert to fraction form
   297,500/416,112 = 416,112/x
3. Step 3: Cross multiply
   297,500x = 416,112 × 416,112
4. Step 4: Simplify right side
   297,500x = 173,149,196,544
5. Step 5: Solve for x
   x = 173,149,196,544/297,500
6. Step 6: Final answer
   x = 582,014.11