Finding the Third Proportional to 141,399 and 207,346.50

Step by Step Solution

1. Step 1: Write the proportion equation
   141,399 : 207,346.50 = 207,346.50 : x
2. Step 2: Convert to fraction form
   141,399/207,346.50 = 207,346.50/x
3. Step 3: Cross multiply
   141,399x = 207,346.50 × 207,346.50
4. Step 4: Simplify right side
   141,399x = 42,992,571,062.25
5. Step 5: Solve for x
   x = 42,992,571,062.25/141,399
6. Step 6: Final answer
   x = 304,051.45