Finding the Third Proportional to 682,592 and 918,904.50

Step by Step Solution

1. Step 1: Write the proportion equation
   682,592 : 918,904.50 = 918,904.50 : x
2. Step 2: Convert to fraction form
   682,592/918,904.50 = 918,904.50/x
3. Step 3: Cross multiply
   682,592x = 918,904.50 × 918,904.50
4. Step 4: Simplify right side
   682,592x = 844,385,480,120.25
5. Step 5: Solve for x
   x = 844,385,480,120.25/682,592
6. Step 6: Final answer
   x = 1,237,028.09