Finding the Third Proportional to 515,733 and 700,408.50

Step by Step Solution

1. Step 1: Write the proportion equation
   515,733 : 700,408.50 = 700,408.50 : x
2. Step 2: Convert to fraction form
   515,733/700,408.50 = 700,408.50/x
3. Step 3: Cross multiply
   515,733x = 700,408.50 × 700,408.50
4. Step 4: Simplify right side
   515,733x = 490,572,066,872.25
5. Step 5: Solve for x
   x = 490,572,066,872.25/515,733
6. Step 6: Final answer
   x = 951,213.26