Finding the Third Proportional to 141,842 and 298,260

Step by Step Solution

1. Step 1: Write the proportion equation
   141,842 : 298,260 = 298,260 : x
2. Step 2: Convert to fraction form
   141,842/298,260 = 298,260/x
3. Step 3: Cross multiply
   141,842x = 298,260 × 298,260
4. Step 4: Simplify right side
   141,842x = 88,959,027,600
5. Step 5: Solve for x
   x = 88,959,027,600/141,842
6. Step 6: Final answer
   x = 627,169.86