Finding the Third Proportional to 292,252 and 628,891.50

Step by Step Solution

1. Step 1: Write the proportion equation
   292,252 : 628,891.50 = 628,891.50 : x
2. Step 2: Convert to fraction form
   292,252/628,891.50 = 628,891.50/x
3. Step 3: Cross multiply
   292,252x = 628,891.50 × 628,891.50
4. Step 4: Simplify right side
   292,252x = 395,504,518,772.25
5. Step 5: Solve for x
   x = 395,504,518,772.25/292,252
6. Step 6: Final answer
   x = 1,353,299.61