Finding the Third Proportional to 141,961.50 and 297,067.50

Step by Step Solution

1. Step 1: Write the proportion equation
   141,961.50 : 297,067.50 = 297,067.50 : x
2. Step 2: Convert to fraction form
   141,961.50/297,067.50 = 297,067.50/x
3. Step 3: Cross multiply
   141,961.50x = 297,067.50 × 297,067.50
4. Step 4: Simplify right side
   141,961.50x = 88,249,099,556.25
5. Step 5: Solve for x
   x = 88,249,099,556.25/141,961.50
6. Step 6: Final answer
   x = 621,641.08