Finding the Third Proportional to 368,356 and 582,150

Step by Step Solution

1. Step 1: Write the proportion equation
   368,356 : 582,150 = 582,150 : x
2. Step 2: Convert to fraction form
   368,356/582,150 = 582,150/x
3. Step 3: Cross multiply
   368,356x = 582,150 × 582,150
4. Step 4: Simplify right side
   368,356x = 338,898,622,500
5. Step 5: Solve for x
   x = 338,898,622,500/368,356
6. Step 6: Final answer
   x = 920,030.14