Finding the Third Proportional to 397,695 and 602,329.50

Step by Step Solution

1. Step 1: Write the proportion equation
   397,695 : 602,329.50 = 602,329.50 : x
2. Step 2: Convert to fraction form
   397,695/602,329.50 = 602,329.50/x
3. Step 3: Cross multiply
   397,695x = 602,329.50 × 602,329.50
4. Step 4: Simplify right side
   397,695x = 362,800,826,570.25
5. Step 5: Solve for x
   x = 362,800,826,570.25/397,695
6. Step 6: Final answer
   x = 912,258.96