Finding the Third Proportional to 141,028.50 and 301,716

Step by Step Solution

1. Step 1: Write the proportion equation
   141,028.50 : 301,716 = 301,716 : x
2. Step 2: Convert to fraction form
   141,028.50/301,716 = 301,716/x
3. Step 3: Cross multiply
   141,028.50x = 301,716 × 301,716
4. Step 4: Simplify right side
   141,028.50x = 91,032,544,656
5. Step 5: Solve for x
   x = 91,032,544,656/141,028.50
6. Step 6: Final answer
   x = 645,490.41