Finding the Third Proportional to 196,345.50 and 424,023

Step by Step Solution

1. Step 1: Write the proportion equation
   196,345.50 : 424,023 = 424,023 : x
2. Step 2: Convert to fraction form
   196,345.50/424,023 = 424,023/x
3. Step 3: Cross multiply
   196,345.50x = 424,023 × 424,023
4. Step 4: Simplify right side
   196,345.50x = 179,795,504,529
5. Step 5: Solve for x
   x = 179,795,504,529/196,345.50
6. Step 6: Final answer
   x = 915,709.83