Finding the Third Proportional to 319,932 and 699,946.50

Step by Step Solution

1. Step 1: Write the proportion equation
   319,932 : 699,946.50 = 699,946.50 : x
2. Step 2: Convert to fraction form
   319,932/699,946.50 = 699,946.50/x
3. Step 3: Cross multiply
   319,932x = 699,946.50 × 699,946.50
4. Step 4: Simplify right side
   319,932x = 489,925,102,862.25
5. Step 5: Solve for x
   x = 489,925,102,862.25/319,932
6. Step 6: Final answer
   x = 1,531,341.36