Finding the Third Proportional to 587,511 and 792,691.50

Step by Step Solution

1. Step 1: Write the proportion equation
   587,511 : 792,691.50 = 792,691.50 : x
2. Step 2: Convert to fraction form
   587,511/792,691.50 = 792,691.50/x
3. Step 3: Cross multiply
   587,511x = 792,691.50 × 792,691.50
4. Step 4: Simplify right side
   587,511x = 628,359,814,172.25
5. Step 5: Solve for x
   x = 628,359,814,172.25/587,511
6. Step 6: Final answer
   x = 1,069,528.59