Finding the Third Proportional to 460,757.50 and 721,233

Step by Step Solution

1. Step 1: Write the proportion equation
   460,757.50 : 721,233 = 721,233 : x
2. Step 2: Convert to fraction form
   460,757.50/721,233 = 721,233/x
3. Step 3: Cross multiply
   460,757.50x = 721,233 × 721,233
4. Step 4: Simplify right side
   460,757.50x = 520,177,040,289
5. Step 5: Solve for x
   x = 520,177,040,289/460,757.50
6. Step 6: Final answer
   x = 1,128,960.55