Finding the Third Proportional to 656,815.50 and 985,233.38

Step by Step Solution

1. Step 1: Write the proportion equation
   656,815.50 : 985,233.38 = 985,233.38 : x
2. Step 2: Convert to fraction form
   656,815.50/985,233.38 = 985,233.38/x
3. Step 3: Cross multiply
   656,815.50x = 985,233.38 × 985,233.38
4. Step 4: Simplify right side
   656,815.50x = 970,684,803,213.89
5. Step 5: Solve for x
   x = 970,684,803,213.89/656,815.50
6. Step 6: Final answer
   x = 1,477,865.25