Finding the Third Proportional to 196,187.50 and 436,790

Step by Step Solution

1. Step 1: Write the proportion equation
   196,187.50 : 436,790 = 436,790 : x
2. Step 2: Convert to fraction form
   196,187.50/436,790 = 436,790/x
3. Step 3: Cross multiply
   196,187.50x = 436,790 × 436,790
4. Step 4: Simplify right side
   196,187.50x = 190,785,504,100
5. Step 5: Solve for x
   x = 190,785,504,100/196,187.50
6. Step 6: Final answer
   x = 972,465.14